PreparED Study Materials
PHY 112: General Physics II
School: University of Rhode Island
Number of Notes and Study Guides Available: 3
Notes
Videos
River Rescue: Angle for Direct Approach to Child
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Join us for a dramatic river rescue mission! In this video, we solve the problem of how a rescue team can reach a child in danger of drowning in a fast-flowing river. We calculate the angle from the shore for their pilot to approach the child directly, considering the river's current and the boat's speed. Explore the principles of vector addition and save lives!
Car Deceleration: Angular Acceleration, Revolutions, Time, Distance, a
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the physics of a car's quick deceleration, including angular acceleration, revolutions, time, distance, initial velocity, and the realism of the scenario.
Warm Hands by Friction: Temperature Increase Calculation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Join us to explore the science of hand-warming through friction in this video. We calculate the temperature increase as a woman rubs her hands together, converting work into thermal energy. Dive into the physics of heat generation and discover how friction can keep you warm.
Principal Axes and Moments in Rotational Symmetry
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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.
Spacecraft Speed Change in 1 Week with 0.09-N Thrust
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the impact of a 0.09-N thrust engine on a 480 kg spacecraft's speed during 1 week of maximum power operation. Uncover the assumptions involved in this space physics scenario.