Author Question: A simple harmonic oscillator is undergoing oscillations with an amplitude A. How far is it from its ... (Read 52 times)

tichca · **on:** Jul 29, 2018

A simple harmonic oscillator is undergoing oscillations with an amplitude A. How far is it from its equilibrium position when the kinetic and potential energies are equal?

A) A/2
B) A/
C) A
D) A/3
E) A/

Question 2

A 3000-N bear grasping a vertical tree slides down at constant velocity. The friction force between the tree and the bear is

A) 30 N.
B) 300 N.
C) 3000 N.
D) more than 3000 N.