 7.1: Rank the following velocities according to the kinetic energy a par...
 7.2: Figure 715a shows two horizontal forces that act on a block that i...
 7.3: Is positive or negative work done by a constant force F on a partic...
 7.4: In three situations, a briefly applied horizontal force changes the...
 7.5: Figure 717 shows four graphs (drawn to the same scale) of the x co...
 7.6: Figure 718 gives the X component Fr of a force that can act on a p...
 7.7: In Fig. 719, a greased pig has a choice of three frictionless slid...
 7.8: Figure 720a shows four situations in which a horizontal force acts...
 7.9: Spring A is stiffer than spring B (kA > k8)' The spring force of wh...
 7.10: A glob of slime is launched or dropped from the edge of a cliff. Wh...
 7.11: A 12.0 N force with a fixed orientation does work on a particle as ...
 7.12: A can of bolts and nuts is pushed 2.00 m along an x axis by a broom...
 7.13: A luge and its rider, with a total mass of 85 kg, emerge from a dow...
 7.14: Figure 726 shows an overhead view of three horizontal forces actin...
 7.15: Figure 727 shows three forces applied to a trunk that moves leftwa...
 7.16: An 8.0 kg object is moving in the positive direction of an x axis. ...
 7.17: A helicopter lifts a 72 kg astronaut 15 m vertically from the ocean...
 7.18: (a) In 1975 the roof of Montreal's Velodrome, with a weight of 360 ...
 7.19: In Fig. 729, a block of ice slides down a frictionless ramp at ang...
 7.20: A block is sent up a frictionless ramp along which an x axis extend...
 7.21: A cord is used to vertically lower an initially stationary block of...
 7.22: A cave rescue team lifts an injured spelunker directly upward and o...
 7.23: In Fig. 731, a constant force," of magnitude 82.0 N is applied to ...
 7.24: In Fig. 732, a horizontal force," of magnitude 20.0 N is applied t...
 7.25: In Fig. 733, a 0.250 kg block of cheese lies on the floor of a 900...
 7.26: In Fig. 79, we must apply a force of magnitude 80 N to hold the bl...
 7.27: A spring and block are in the arrangement of Fig. 79. When the blo...
 7.28: During spring semester at MIT, residents of the parallel buildings ...
 7.29: In the arrangement of Fig. 79, we gradually pull the block from x ...
 7.30: In Fig. 79a, a block of mass m lies on a horizontal frictionless s...
 7.31: The only force acting on a 2.0 kg body as it moves along a positive...
 7.32: Figure 736 gives spring force Fr versus position x for the spring...
 7.33: The block in Fig. 79a lies on a horizontal frictionless surface, a...
 7.34: A 10 kg brick moves along an x axis. Its acceleration as a function...
 7.35: The force on a particle is directed along an x axis and given by F ...
 7.36: A 5.0 kg block moves in a straight line on a horizontal frictionles...
 7.37: Figure 739 gives the acceleration of a 2.00 kg particle as an appl...
 7.38: A 1.5 kg block is initially at rest on a horizontal frictionless su...
 7.39: A force F = (ex  3.00X2)i acts on a particle as the particle moves...
 7.40: A can of sardines is made to move along an x axis from x = 0.25 m t...
 7.41: A single force acts on a 3.0 kg particlelike object whose position...
 7.42: Figure 740 shows a cord attached to a cart that can slide along a ...
 7.43: A force of 5.0 N acts on a 15 kg body initially at rest. Compute th...
 7.44: A skier is pulled by a towrope up a frictionless ski slope that mak...
 7.45: A 100 kg block is pulled at a constant speed of 5.0 mls across a ho...
 7.46: The loaded cab of an elevator has a mass of 3.0 X 103 kg and moves ...
 7.47: A machine carries a 4.0 kg package from an initial position of d; =...
 7.48: A 0.30 kg ladle sliding on a horizontal frictionless surface is att...
 7.49: A fully loaded, slowmoving freight elevator has a cab with a total...
 7.50: a) At a cel!ain instant; a particle~ke object is acted on by a for...
 7.51: A force F = (3.00 N)i + (7.00 N)] + (7.00 N)k acts on a 2.00 kg mob...
 7.52: A funny car accelerates from rest through a measured track distance...
 7.53: Figure 741 shows a cold package of hot dogs sliding rightward acro...
 7.54: The only force acting on a 2.0 F, (N) kg body as the body moves alo...
 7.55: A horse pulls a cart with a force of 40 lb at an angle of 30 above ...
 7.56: An initially stationary 2.0 kg object accelerates horizontally and ...
 7.57: A 230 kg crate hangs from the end of a rope of length L = 12.0 m. Y...
 7.58: To pull a 50 kg crate across a horizontal frictionless floor, a wor...
 7.59: An explosion at ground level leaves a crater with a diameter that i...
 7.60: A frightened child is restrained by her mother as the child slides ...
 7.61: How much work is done by a force F = (2x N)i + (3 N)], with x in me...
 7.62: A 250 g block is dropped onto a relaxed ver ! tical spring that ha...
 7.63: To push a 25.0 kg crate up a frictionless incline, angled at 25.0 t...
 7.64: Boxes are transported from one location to another in a warehouse b...
 7.65: In Fig. 745, a cord runs around two massless, frictionless pulleys...
 7.66: If a car of mass 1200 kg is moving along a highway at 120 km/h, wha...
 7.67: A spring with a pointer attached is hanging next to a scale marked ...
 7.68: An iceboat is at rest on a frictionless frozen lake when a sudden w...
 7.69: If a ski lift raises 100 passengers averaging 660 N in weight to a ...
 7.70: A force F = (4.0 N)i + c] acts on a particle as the particle goes t...
 7.71: A constant force of magnitude 10 N makes an angle of 150 (measured ...
 7.72: In Fig. 747a, a 2.0 N force is applied to a 4.0 kg block at a down...
 7.73: A force F in the positive direction of an x axis acts on an object ...
 7.74: A particle moves along a straight path through displacement d = (8 ...
 7.75: An elevator cab has a mass of 4500 kg and can carry a maximum load ...
 7.76: A 45 kg block of ice slides down a frictionless incline 1.5 m long ...
 7.77: As a particle moves along an x axis, a force in the positive direct...
 7.78: A CD case slides along a floor in the positive direction of an x ax...
 7.79: A 2.0 kg lunchbox is sent sliding over a frictionless surface, in t...
 7.80: Numerical integration. A breadbox is made to move along an x axis f...
Solutions for Chapter 7: KINETIC ENERGY AND WORK
Full solutions for Fundamentals of Physics Extended  9th Edition
ISBN: 9780470469088
Solutions for Chapter 7: KINETIC ENERGY AND WORK
Get Full SolutionsThis textbook survival guide was created for the textbook: Fundamentals of Physics Extended, edition: 9. Since 80 problems in chapter 7: KINETIC ENERGY AND WORK have been answered, more than 54573 students have viewed full stepbystep solutions from this chapter. This expansive textbook survival guide covers the following chapters and their solutions. Fundamentals of Physics Extended was written by and is associated to the ISBN: 9780470469088. Chapter 7: KINETIC ENERGY AND WORK includes 80 full stepbystep solutions.

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parallel

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

°C
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