PreparED Study Materials
Notes
Videos
Capacitor Potential, Separation, and Work Calculations
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the concept of capacitance and learn how to calculate potential difference, the impact of separation, and the work required for a parallel-plate air capacitor.
Optimizing Launch Tube Acceleration for Maximum Points
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover how to optimize the launch tube acceleration to achieve the maximum height and earn the most points in your laboratory experiment.
Determining Kinetic Friction with a Spring-Loaded Block
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Understand how to determine the coefficient of kinetic friction using a wooden block and a spring. Employing the law of conservation of energy, we use the spring's compression and stretch measurements. Through energy equations and Newton's second law, we deduce that ? equals 0.4.
Comparing Rug Dimensions and Area: The Relationship
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Step into the showroom as we explore the intriguing connection between rug dimensions and area. Learn whether a rug being twice as long as another implies its area is also doubled. Join us for a comprehensive explanation of this geometric concept.
Principal Axes and Moments in Rotational Symmetry
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unravel the mysteries of rotational symmetry and principal axes in this video. We prove the relationships between the axis of symmetry and principal axes, showcasing the equal principal moments. Join us for an exploration of the fundamental concepts of rigid body dynamics.
Calculating Forces & Work for 330-kg Piano on 28° Incline
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
In this video we break down a complex physics problem about a 330-kg piano sliding down a 28° incline while a man resists its motion. We meticulously calculate the force exerted by the man work done by various forces including friction and gravity and the net work done on the piano.




















