6 Questions
What is the skier's acceleration if friction is 45.0 N?
5.20 m/s^2
What is the spring constant k of the perfectly elastic spring?
9.0 N/m
What is the acceleration of the skier if friction is negligible?
6.67 m/s^2
How much work is required to stretch the elastic spring an additional 6 cm?
0.72 J
How much work did the movers do pushing the crate across a rough floor without acceleration?
259 J
What is the net power needed to change the speed of a sport utility vehicle?
200 kW
Test your understanding of Newton's Laws and Work-Energy concepts with this quiz. Questions cover topics such as acceleration, friction, potential energy, kinetic energy, and the work-energy principle. Challenge yourself with real-world application problems.
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