PreparED Study Materials
Notes
Videos
How is work related to energy?
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Explore the profound link between these two fundamental concepts in physics, and understand how they relate through the Work-Energy Theorem.
Pebble Velocity for Horizontal Impact on Juliet's Window
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Explore the physics behind calculating the velocity of pebbles thrown by Romeo to hit Juliet's window with only a horizontal component.
hysics of a Coin Drop in an Ascending Elevator
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In an elevator ascending, an occupant drops a coin, which accelerates at a different rate than expected. This reveals the elevator's own acceleration towards the Earth. By analyzing forces and tensions, we determine the cable's tension to be 16000 N.
Optimizing Launch Tube Acceleration for Maximum Points
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Discover how to optimize the launch tube acceleration to achieve the maximum height and earn the most points in your laboratory experiment.
Calculating Resistance and Current in a 6.00-V Car Electrical System
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Learn how to determine the hot resistance and current in the electrical system of older cars with a 6.00-V voltage supply.
Calculating Enclosed Charge Using Gauss's Law
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Using a cube measuring 28.0 cm per side, we calculate its total electric flux. Through Gauss's law, we determine the box's enclosed charge. The resultant enclosed charge is 9.77 x 10?? C.