liliaboop9594 liliaboop9594

23-10-2019
Physics

contestada

A force F acts on an object undergoing a displacement s, the force being oriented at an angle θ with respect to the displacement. Which one of the following correctly describes ALL of the circumstances under which the work done by the force is zero?

Respuesta :

umohduke14 umohduke14

27-10-2019

Answer:

a) The force is zero, or the displacement is zero, or the angle is 180 degrees

b) The kinetic energy, speed, and velocity of the particle change.

c) W1 = - W2

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