 4.1COQ: A 150kg football player collides headon with a 75kg running back...
 4.1MCQ: A truck is traveling horizontally to the right (Fig. 4–38).When the...
 4.1P: (I) What force is needed to accelerate a sled (mass = 55 kg) At 1.4...
 4.1Q: Why does a child in a wagon seem to fall backward when you give the...
 4.1SL: (a) Finding her car stuck in he mud, a bright graduate of a good ph...
 4.2COQ: A line by the poet T. S. Eliot (from Murder in the Cathedral) has t...
 4.2MCQ: You are trying to push your stalled car. Although you apply a horiz...
 4.2P: (I) What is the weight of a 68kg astronaut (a) on Earth, (b) on th...
 4.2Q: A box rests on the (frictionless) bed of a truck. The truck driver ...
 4.2SL: (a) Show that the minimum stopping distance for an automobile trave...
 4.3MCQ: Matt, in the foreground of Fig. 4–39, is able to move the large tru...
 4.3P: (I) How much tension must a rope withstand if it is used to acceler...
 4.3Q: If an object is moving, is it possible for the net force acting on ...
 4.3SL: In the equation for static friction in Section 4–8, what is the sig...
 4.4EA: Suppose you watch a cup slide on the (smooth) dashboard of an accel...
 4.4EB: Return to the first ChapterOpening Question, page 75, and answer i...
 4.4ED: If you push on a heavy desk, does it always push back on you? (a) N...
 4.4EC: A tennis ball collides headon with a more massive baseball. (i) Wh...
 4.4EE: Return to the second ChapterOpening Question, page 75, and answer ...
 4.4EF: A 10.0kg box is dragged on a horizontal frictionless surface by a ...
 4.4EG: If µ = 0.40 and mg = 20N, what minimum force F will keep the box fr...
 4.4EH: Is the normal force always perpendicular to an inclined plane? Is i...
 4.4MCQ: Rather than having a maximum at about A ? 60, as shown in Fig. 31–1...
 4.4P: (II) According to a simplified model of a mammalian heart, at each ...
 4.4Q: If the acceleration of an object is zero, are no forces acting on i...
 4.5MCQ: What causes the boat in Fig. 4–41 to move forward?(a) The force the...
 4.4SL: Referring to Example 4–21, show that if a skier moves at constant s...
 4.5P: (II) Superman must stop a 120km/h train in 150 m to keep it from h...
 4.5Q: Only one force acts on an object. Can the object have zero accelera...
 4.6MCQ: A person stands on a scale in an elevator. His apparent weight will...
 4.6P: (II) A person has a reasonable chance of surviving an automobile cr...
 4.6Q: When a golf ball is dropped to the pavement, it bounces back up. (a...
 4.7MCQ: When a skier skis down a hill, the normal force exerted on the skie...
 4.7P: (II) What average force is required to stop a 950kg car in 8.0 s i...
 4.7Q: If you walk along a log floating on a lake, why does the log move i...
 4.8MCQ: A golf ball is hit with a golf club. While the ball flies through t...
 4.8P: (II) Estimate the average force exerted by a shotputter on a 7.0k...
 4.8Q: (a) Why do you push down harder on the pedals of a bicycle when fir...
 4.9MCQ: Suppose an object is accelerated by a force of 100 N. Suddenly a se...
 4.9P: (II) A 0.140kg baseball traveling 35.0 m/s strikes the catcher’s m...
 4.9Q: A stone hangs by a fine thread from the ceiling, and a section of t...
 4.10MCQ: You are pushing a heavy box across a rough floor. When you are init...
 4.10P: (II) How much tension must a cable withstand if it is used to accel...
 4.10Q: The force of gravity on a 2kg rock is twice as great as that on a ...
 4.11MQ: A 50N crate sits on a horizontal floor where the coefficient of st...
 4.11P: (II) A 20.0kg box rests on a table. (a) What is the weight of the ...
 4.11Q: (a) You pull a box with a constant force across a frictionless tabl...
 4.12MCQ: The normal force on an extreme skier descending a very steep slope ...
 4.12P: (II) A 14.0kg bucket is lowered vertically by a rope in which ther...
 4.12Q: When an object falls freely under the influence of gravity there is...
 4.13MCQ: To pull an old stump out of the ground, you and a friend tie two ro...
 4.13P: (II) A 75kg petty thief wants to escape from a thirdstory jail wi...
 4.13Q: Compare the effort (or force) needed to lift a 10kg object when yo...
 4.14P: (II) An elevator (mass 4850 kg) is to be designed so that the maxim...
 4.14Q: According to Newton’s third law, each team in a tug of war (Fig. 4–...
 4.15P: (II) Can cars “stop on a dime”? Calculate the acceleration of a 140...
 4.15Q: When you stand still on the ground, how large a force does the grou...
 4.16P: When you stand still on the ground, how large a force does the grou...
 4.16Q: Whiplash sometimes results from an automobile accident when the vic...
 4.17P: (II) (a) What is the acceleration of two falling sky divers (total ...
 4.17Q: Mary exerts an upward force of 40 N to hold a bag of groceries. Des...
 4.18P: (II) The cable supporting a 2125kg elevator has a maximum strength...
 4.18Q: A father and his young daughter are ice skating. They face each oth...
 4.19P: (III) A person jumps from the roof of a house 2.8 m high. When he s...
 4.19Q: A heavy crate rests on the bed of a flatbed truck. When the truck a...
 4.20P: (I) A box weighing 77.0 N rests on a table. A rope tied to the box ...
 4.20Q: A block is given a brief push so that it slides up a ramp. After th...
 4.21P: (I) Draw the freebody diagram for a basketball player (a) just bef...
 4.21Q: What would your bathroom scale read if you weighed yourself on an i...
 4.22P: (I) Sketch the freebody diagram of a baseball (a) at the moment it...
 4.22Q: What would your bathroom scale read if you weighed yourself on an i...
 4.23P: (II) Arlene is to walk across a “high wire” strung horizontally bet...
 4.24P: (II) A window washer pulls herself upward using the bucket–pulley a...
 4.25P: (II) One 3.2kg paint bucket is hanging by a massless cord from ano...
 4.26P: (II) Two snowcats in Antarctica are towing a housing unit north, as...
 4.27P: (II) A train locomotive is pulling two cars of the same mass behind...
 4.28P: (II) The two forces shown in Fig. 4–52a and b (looking down) act on...
 4.29P: (II) At the instant a race began, a 65kg sprinter exerted a force ...
 4.30P: (II) A 27kg chandelier hangs from a ceiling on a vertical 4.0mlo...
 4.31P: (II) An object is hanging by a string from your rearview mirror. Wh...
 4.32P: (II) Figure 4–53 shows a block (mass mA) on a smooth horizontal sur...
 4.33P: (II) (a) If mA = 13.0 kg and mB= 5.0 kg in Fig. 4–53, determine the...
 4.334P: (III) Three blocks on a frictionless horizontal surface are in cont...
 4.35P: (III) Suppose the pulley in Fig. 4–55 is suspended by a cord C. Det...
 4.36P: (I) If the coefficient of kinetic friction between a 22kg crate an...
 4.37P: (I) A force of 35.0 N is required to start a 6.0kg box moving acro...
 4.38P: (I) Suppose you are standing on a train accelerating at 0.20 g. Wha...
 4.39P: (II) The coefficient of static friction between hard rubber and nor...
 4.40P: (II) A flatbed truck is carrying a heavy crate. The coefficient of ...
 4.41P: (II) A 2.0kg silverware drawer does not slide readily. The owner g...
 4.42P: (II) A box is given a push so that it slides across the floor. How ...
 4.43P: (II) A 1280kg car pulls a 350kg trailer. The car exerts a horizon...
 4.44P: (II) Police investigators, examining the scene of an accident invol...
 4.45P: (II) Dragrace tires in contact with an asphalt surface have a very...
 4.46P: (II) For the system of Fig. 4–32 (Example 4–20), how large a mass w...
 4.47P: (II) In Fig. 4–56 the coefficient of static friction between mass m...
 4.48P: (II) A small box is held in place against a rough vertical wall by ...
 4.49P: (II) Two crates, of mass 65 kg and 125 kg, are in contact and at re...
 4.50P: (II) A person pushes a 14.0kg lawn mower at constant speed with a ...
 4.51P: (II) A child on a sled reaches the bottom of a hill with a velocity...
 4.52P: (II) (a) A box sits at rest on a rough 33° inclined plane. Draw the...
 4.53P: (II) A wet bar of soap slides down a ramp 9.0 m long inclined at 8....
 4.54P: (II) A skateboarder, with an initial speed of 2.0 m/s, rolls virtua...
 4.55P: (II) Uphill escape ramps are sometimes provided to the side of stee...
 4.55Q: (II) A 25.0kg box is released on a 27° incline and accelerates dow...
 4.56P: (II) A 25.0kg box is released on a 27° incline and accelerates dow...
 4.57P: The block shown in Fig. 4–59 has mass m = 7.0 kg and lies on a fixe...
 4.58P: (II) A block is given an initial speed of 4.5 m/s up the 22.0° plan...
 4.59P: (II) The crate shown in Fig. 4–60 lies on a plane tilted at an angl...
 4.60P: (II) A crate is given an initial speed of 3.0 m/s up the 25.0° plan...
 4.60Q: (II) A car can decelerate at 3.80 m/s2 without skidding when comin...
 4.62P: (II) A skier moves down a 12° slope at constant speed. What can you...
 4.63P: (II) The coefficient of kinetic friction for a 22kg bobsled on a t...
 4.65P: (III) Two masses mA = 2.0 kg and mB =5.0 kg are on inclines and are...
 4.64P: (II) On an icy day, you worry about parking your car in your drivew...
 4.66P: (III) A child slides down a slide with a 34° incline, and at the bo...
 4.67P: (III) (a) Suppose the coefficient of kinetic friction between mA an...
 4.68P: A 2.0kg purse is dropped from the top of the Leaning Tower of Pisa...
 4.69GP: A crane’s trolley at point P in Fig. 4–63 moves for a few seconds t...
 4.70GP: A 75.0kg person stands on a scale in an elevator. What does the sc...
 4.71GP: A city planner is working on the redesign of a hilly portion of a c...
 4.72GP: If a bicyclist of mass 65 kg (including the bicycle) can coast down...
 4.73GP: Francesca dangles her watch from a thin piece of string while the j...
 4.74GP: Bob traverses a chasm by stringing a rope between a tree on one sid...
 4.75GP: Piles of snow on slippery roofs can become dangerous projectiles as...
 4.76GP: (a) What minimum force F is needed to lift the piano (mass M) using...
 4.77GP: In the design of a supermarket, there are to be several ramps conne...
 4.78GP: A jet aircraft is accelerating at as it climbs at an angle of 18° a...
 4.79GP: A 7180kg helicopter accelerates upward at 0.80 m/s2 while lifting ...
 4.80GP: An elevator in a tall building is allowed to reach a maximum speed ...
 4.81GP: A fisherman in a boat is using a “10lb test” fishing line. This me...
 4.82GP: A “doomsday” asteroid with a mass of 1.0 X 1010 kg is hurtling thro...
 4.83GP: Three mountain climbers who are roped together in a line are ascend...
 4.84GP: As shown in Fig. 4–70, five balls (masses 2.00, 2.05, 2.10, 2.15, 2...
 4.85GP: Two rock climbers, Jim and Karen, use safety ropes of similar lengt...
 4.86GP: A coffee cup on the horizontal dashboard of a car slides forward wh...
 4.87GP: A roller coaster reaches the top of the steepest hill with a speed ...
 4.88GP: A motorcyclist is coasting with the engine off at a steady speed of...
 4.89GP: The 70.0kg climber in Fig. 4–72 is supported in the “chimney” by t...
 4.90GP: A 28.0kg block is connected to an empty 2.00kg bucket by a cord r...
 4.91GP: A 72kg water skier is being accelerated by a ski boat on a flat (“...
 4.92GP: A 75kg snowboarder has an initial velocity of 5.0 m/s at the top o...
 4.93GP: 93GP(a) If the horizontal acceleration produced briefly by an earth...
 4.95GP: A car starts rolling down a 1in4 hill (1in4 means that for each...
 4.94GP: Two blocks made of different materials, connected by a thin cord, s...
 4.96GP: A 65kg ice skater coasts with no effort for 75 m until she stops. ...
 4.97GP: An 18kg child is riding in a childrestraint chair, securely faste...
 4.4.1: What force is needed to accelerate a sled ( ) at on horizontal fric...
 4.1: What force is needed to accelerate a sled ( ) at on horizontal fric...
 4.2: What is the weight of a 68kg astronaut (a) on Earth, (b) on the Mo...
 4.4.2: What is the weight of a 68kg astronaut (a) on Earth, (b) on the Mo...
 4.3: How much tension must a rope withstand if it is used to accelerate ...
 4.4.3: How much tension must a rope withstand if it is used to accelerate ...
 4.4: According to a simplified model of a mammalian heart, at each pulse...
 4.4.4: According to a simplified model of a mammalian heart, at each pulse...
 4.5: Superman must stop a train in 150 m to keep it from hitting a stall...
 4.4.5: Superman must stop a train in 150 m to keep it from hitting a stall...
 4.6: A person has a reasonable chance of surviving an automobile crash i...
 4.4.6: A person has a reasonable chance of surviving an automobile crash i...
 4.7: What average force is required to stop a 950kg car in 8.0 s if the...
 4.4.7: What average force is required to stop a 950kg car in 8.0 s if the...
 4.8: Estimate the average force exerted by a shotputter on a 7.0kg sho...
 4.4.8: Estimate the average force exerted by a shotputter on a 7.0kg sho...
 4.9: A 0.140kg baseball traveling strikes the catchers mitt, which, in ...
 4.4.9: A 0.140kg baseball traveling strikes the catchers mitt, which, in ...
 4.10: How much tension must a cable withstand if it is used to accelerate...
 4.4.10: How much tension must a cable withstand if it is used to accelerate...
 4.11: A 20.0kg box rests on a table. (a) What is the weight of the box a...
 4.4.11: A 20.0kg box rests on a table. (a) What is the weight of the box a...
 4.12: A 14.0kg bucket is lowered vertically by a rope in which there is ...
 4.4.12: A 14.0kg bucket is lowered vertically by a rope in which there is ...
 4.13: A 75kg petty thief wants to escape from a thirdstory jail window....
 4.4.13: A 75kg petty thief wants to escape from a thirdstory jail window....
 4.14: An elevator (mass 4850 kg) is to be designed so that the maximum ac...
 4.4.14: An elevator (mass 4850 kg) is to be designed so that the maximum ac...
 4.15: Can cars stop on a dime? Calculate the acceleration of a 1400kg ca...
 4.4.15: Can cars stop on a dime? Calculate the acceleration of a 1400kg ca...
 4.16: A woman stands on a bathroom scale in a motionless elevator. When t...
 4.4.16: A woman stands on a bathroom scale in a motionless elevator. When t...
 4.17: a) What is the acceleration of two falling sky divers (total includ...
 4.4.17: a) What is the acceleration of two falling sky divers (total includ...
 4.18: The cable supporting a 2125kg elevator has a maximum strength of 2...
 4.4.18: The cable supporting a 2125kg elevator has a maximum strength of 2...
 4.19: A person jumps from the roof of a house 2.8 m high. When he strikes...
 4.4.19: A person jumps from the roof of a house 2.8 m high. When he strikes...
 4.4.20: A box weighing 77.0 N rests on a table. A rope tied to the box runs...
 4.20: A box weighing 77.0 N rests on a table. A rope tied to the box runs...
 4.4.21: Draw the freebody diagram for a basketball player (a) just before ...
 4.21: Draw the freebody diagram for a basketball player (a) just before ...
 4.4.22: Sketch the freebody diagram of a baseball (a) at the moment it is ...
 4.22: Sketch the freebody diagram of a baseball (a) at the moment it is ...
 4.4.23: Arlene is to walk across a high wire strung horizontally between tw...
 4.23: Arlene is to walk across a high wire strung horizontally between tw...
 4.4.24: A window washer pulls herself upward using the bucketpulley apparat...
 4.24: A window washer pulls herself upward using the bucketpulley apparat...
 4.4.25: One 3.2kg paint bucket is hanging by a massless cord from another ...
 4.25: One 3.2kg paint bucket is hanging by a massless cord from another ...
 4.4.26: Two snowcats in Antarctica are towing a housing unit north, as show...
 4.26: Two snowcats in Antarctica are towing a housing unit north, as show...
 4.4.27: A train locomotive is pulling two cars of the same mass behind it, ...
 4.27: A train locomotive is pulling two cars of the same mass behind it, ...
 4.4.28: he two forces and shown in Fig. 452a and b (looking down) act on an...
 4.28: he two forces and shown in Fig. 452a and b (looking down) act on an...
 4.4.29: At the instant a race began, a 65kg sprinter exerted a force of 72...
 4.29: At the instant a race began, a 65kg sprinter exerted a force of 72...
 4.4.30: A 27kg chandelier hangs from a ceiling on a vertical 4.0mlong wi...
 4.30: A 27kg chandelier hangs from a ceiling on a vertical 4.0mlong wi...
 4.4.31: An object is hanging by a string from your rearview mirror. While y...
 4.31: An object is hanging by a string from your rearview mirror. While y...
 4.4.32: Figure 453 shows a block (mass ) on a smooth horizontal surface, co...
 4.32: Figure 453 shows a block (mass ) on a smooth horizontal surface, co...
 4.4.33: If and in Fig. 453, determine the acceleration of each block. (b) I...
 4.33: If and in Fig. 453, determine the acceleration of each block. (b) I...
 4.34: Three blocks on a frictionless horizontal surface are in contact wi...
 4.4.34: Three blocks on a frictionless horizontal surface are in contact wi...
 4.35: Suppose the pulley in Fig. 455 is suspended by a cord C. Determine ...
 4.4.35: Suppose the pulley in Fig. 455 is suspended by a cord C. Determine ...
 4.36: If the coefficient of kinetic friction between a 22kg crate and th...
 4.4.36: If the coefficient of kinetic friction between a 22kg crate and th...
 4.37: A force of 35.0 N is required to start a 6.0kg box moving across a...
 4.4.37: A force of 35.0 N is required to start a 6.0kg box moving across a...
 4.38: Suppose you are standing on a train accelerating at 0.20 g. What mi...
 4.4.38: Suppose you are standing on a train accelerating at 0.20 g. What mi...
 4.39: The coefficient of static friction between hard rubber and normal s...
 4.4.39: The coefficient of static friction between hard rubber and normal s...
 4.40: A flatbed truck is carrying a heavy crate. The coefficient of stati...
 4.4.40: A flatbed truck is carrying a heavy crate. The coefficient of stati...
 4.41: A 2.0kg silverware drawer does not slide readily. The owner gradua...
 4.4.41: A 2.0kg silverware drawer does not slide readily. The owner gradua...
 4.42: A box is given a push so that it slides across the floor. How far w...
 4.4.42: A box is given a push so that it slides across the floor. How far w...
 4.43: A 1280kg car pulls a 350kg trailer. The car exerts a horizontal f...
 4.4.43: A 1280kg car pulls a 350kg trailer. The car exerts a horizontal f...
 4.44: Police investigators, examining the scene of an accident involving ...
 4.4.44: Police investigators, examining the scene of an accident involving ...
 4.45: Dragrace tires in contact with an asphalt surface have a very high...
 4.4.45: Dragrace tires in contact with an asphalt surface have a very high...
 4.46: For the system of Fig. 432 (Example 420), how large a mass would bo...
 4.4.46: For the system of Fig. 432 (Example 420), how large a mass would bo...
 4.47: In Fig. 456 the coefficient of static friction between mass and the...
 4.4.47: In Fig. 456 the coefficient of static friction between mass and the...
 4.48: A small box is held in place against a rough vertical wall by someo...
 4.4.48: A small box is held in place against a rough vertical wall by someo...
 4.49: Two crates, of mass 65 kg and 125 kg, are in contact and at rest on...
 4.4.49: Two crates, of mass 65 kg and 125 kg, are in contact and at rest on...
 4.50: A person pushes a 14.0kg lawn mower at constant speed with a force...
 4.4.50: A person pushes a 14.0kg lawn mower at constant speed with a force...
 4.51: A child on a sled reaches the bottom of a hill with a velocity of a...
 4.4.51: A child on a sled reaches the bottom of a hill with a velocity of a...
 4.52: (a) A box sits at rest on a rough 33 inclined plane. Draw the free...
 4.4.52: (a) A box sits at rest on a rough 33 inclined plane. Draw the free...
 4.53: A wet bar of soap slides down a ramp 9.0 m long inclined at 8.0. Ho...
 4.4.53: A wet bar of soap slides down a ramp 9.0 m long inclined at 8.0. Ho...
 4.54: A skateboarder, with an initial speed of rolls virtually friction f...
 4.4.54: A skateboarder, with an initial speed of rolls virtually friction f...
 4.55: Uphill escape ramps are sometimes provided to the side of steep dow...
 4.4.55: Uphill escape ramps are sometimes provided to the side of steep dow...
 4.56: A 25.0kg box is released on a 27 incline and accelerates down the ...
 4.4.56: A 25.0kg box is released on a 27 incline and accelerates down the ...
 4.57: The block shown in Fig. 459 has mass and lies on a fixed smooth fri...
 4.4.57: The block shown in Fig. 459 has mass and lies on a fixed smooth fri...
 4.58: A block is given an initial speed of up the 22.0 plane shown in Fig...
 4.4.58: A block is given an initial speed of up the 22.0 plane shown in Fig...
 4.59: The crate shown in Fig. 460 lies on a plane tilted at an angle to t...
 4.4.59: The crate shown in Fig. 460 lies on a plane tilted at an angle to t...
 4.60: A crate is given an initial speed of up the 25.0 plane shown in Fig...
 4.4.60: A crate is given an initial speed of up the 25.0 plane shown in Fig...
 4.61: A car can decelerate at without skidding when coming to rest on a l...
 4.4.61: A car can decelerate at without skidding when coming to rest on a l...
 4.4.62: A skier moves down a 12 slope at constant speed. What can you say a...
 4.62: A skier moves down a 12 slope at constant speed. What can you say a...
 4.4.63: The coefficient of kinetic friction for a 22kg bobsled on a track ...
 4.63: The coefficient of kinetic friction for a 22kg bobsled on a track ...
 4.4.64: On an icy day, you worry about parking your car in your driveway, w...
 4.64: On an icy day, you worry about parking your car in your driveway, w...
 4.4.65: Two masses and are on inclines and are connected together by a stri...
 4.65: Two masses and are on inclines and are connected together by a stri...
 4.4.66: A child slides down a slide with a 34 incline, and at the bottom he...
 4.66: A child slides down a slide with a 34 incline, and at the bottom he...
 4.4.67: Suppose the coefficient of kinetic friction between and the plane i...
 4.67: Suppose the coefficient of kinetic friction between and the plane i...
 4.4.68: A 2.0kg purse is dropped from the top of the Leaning Tower of Pisa...
 4.68: A 2.0kg purse is dropped from the top of the Leaning Tower of Pisa...
 4.4.69: A cranes trolley at point P in Fig. 463 moves for a few seconds to ...
 4.69: A cranes trolley at point P in Fig. 463 moves for a few seconds to ...
 4.4.70: A 75.0kg person stands on a scale in an elevator. What does the sc...
 4.70: A 75.0kg person stands on a scale in an elevator. What does the sc...
 4.71: A city planner is working on the redesign of a hilly portion of a c...
 4.4.71: A city planner is working on the redesign of a hilly portion of a c...
 4.72: If a bicyclist of mass 65 kg (including the bicycle) can coast down...
 4.4.72: If a bicyclist of mass 65 kg (including the bicycle) can coast down...
 4.73: . Francesca dangles her watch from a thin piece of string while the...
 4.4.73: . Francesca dangles her watch from a thin piece of string while the...
 4.74: Bob traverses a chasm by stringing a rope between a tree on one sid...
 4.4.74: Bob traverses a chasm by stringing a rope between a tree on one sid...
 4.75: Piles of snow on slippery roofs can become dangerous projectiles as...
 4.4.75: Piles of snow on slippery roofs can become dangerous projectiles as...
 4.76: What minimum force F is needed to lift the piano (mass M) using the...
 4.4.76: What minimum force F is needed to lift the piano (mass M) using the...
 4.77: n the design of a supermarket, there are to be several ramps connec...
 4.4.77: n the design of a supermarket, there are to be several ramps connec...
 4.78: A jet aircraft is accelerating at as it climbs at an angle of 18 ab...
 4.4.78: A jet aircraft is accelerating at as it climbs at an angle of 18 ab...
 4.79: A 7180kg helicopter accelerates upward at while lifting a 1080kg ...
 4.4.79: A 7180kg helicopter accelerates upward at while lifting a 1080kg ...
 4.80: An elevator in a tall building is allowed to reach a maximum speed ...
 4.4.80: An elevator in a tall building is allowed to reach a maximum speed ...
 4.81: A fisherman in a boat is using a 10lb test fishing line. This mean...
 4.4.81: A fisherman in a boat is using a 10lb test fishing line. This mean...
 4.82: A doomsday asteroid with a mass of is hurtling through space. Unles...
 4.4.82: A doomsday asteroid with a mass of is hurtling through space. Unles...
 4.83: Three mountain climbers who are roped together in a line are ascend...
 4.4.83: Three mountain climbers who are roped together in a line are ascend...
 4.84: As shown in Fig. 470, five balls (masses 2.00, 2.05, 2.10, 2.15, 2....
 4.4.84: As shown in Fig. 470, five balls (masses 2.00, 2.05, 2.10, 2.15, 2....
 4.85: Two rock climbers, Jim and Karen, use safety ropes of similar lengt...
 4.4.85: Two rock climbers, Jim and Karen, use safety ropes of similar lengt...
 4.86: A coffee cup on the horizontal dashboard of a car slides forward wh...
 4.4.86: A coffee cup on the horizontal dashboard of a car slides forward wh...
 4.87: A roller coaster reaches the top of the steepest hill with a speed ...
 4.4.87: A roller coaster reaches the top of the steepest hill with a speed ...
 4.88: A motorcyclist is coasting with the engine off at a steady speed of...
 4.4.88: A motorcyclist is coasting with the engine off at a steady speed of...
 4.89: The 70.0kg climber in Fig. 472 is supported in the chimney by the ...
 4.4.89: The 70.0kg climber in Fig. 472 is supported in the chimney by the ...
 4.90: A 28.0kg block is connected to an empty 2.00kg bucket by a cord r...
 4.4.90: A 28.0kg block is connected to an empty 2.00kg bucket by a cord r...
 4.91: A 72kg water skier is being accelerated by a ski boat on a flat (g...
 4.4.91: A 72kg water skier is being accelerated by a ski boat on a flat (g...
 4.92: A 75kg snowboarder has an initial velocity of at the top of a 28 i...
 4.4.92: A 75kg snowboarder has an initial velocity of at the top of a 28 i...
 4.93: (a) If the horizontal acceleration produced briefly by an earthquak...
 4.4.93: (a) If the horizontal acceleration produced briefly by an earthquak...
 4.94: Two blocks made of different materials, connected by a thin cord, s...
 4.4.94: Two blocks made of different materials, connected by a thin cord, s...
 4.95: A car starts rolling down a 1in4 hill (1in4 means that for each...
 4.4.95: A car starts rolling down a 1in4 hill (1in4 means that for each...
 4.96: A 65kg ice skater coasts with no effort for 75 m until she stops. ...
 4.4.96: A 65kg ice skater coasts with no effort for 75 m until she stops. ...
 4.97: An 18kg child is riding in a childrestraint chair, securely faste...
 4.4.97: An 18kg child is riding in a childrestraint chair, securely faste...
Solutions for Chapter 4: Dynamics: Newtons Laws of Motion
Full solutions for Physics: Principles with Applications  7th Edition
ISBN: 9780321625922
Solutions for Chapter 4: Dynamics: Newtons Laws of Motion
Get Full SolutionsChapter 4: Dynamics: Newtons Laws of Motion includes 341 full stepbystep solutions. This textbook survival guide was created for the textbook: Physics: Principles with Applications, edition: 7. This expansive textbook survival guide covers the following chapters and their solutions. Physics: Principles with Applications was written by and is associated to the ISBN: 9780321625922. Since 341 problems in chapter 4: Dynamics: Newtons Laws of Motion have been answered, more than 133663 students have viewed full stepbystep solutions from this chapter.

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parallel

any symbol
average (indicated by a bar over a symbol—e.g., v¯ is average velocity)

°C
Celsius degree

°F
Fahrenheit degree