originofsymmetry originofsymmetry

08-12-2017
Physics

contestada

In which situation is there NO work being done?

A) a car being pushed 100 m
B) a 25 N force applied over 6 meters
C) a mouse pushing a crumb across the floor
D) a 10 N force applied to a stationary wall

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brainiac2893 brainiac2893

08-12-2017

D) a 10 newton force applied to a stationary (still) wall. No work is being done because the wall isn't moving

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rj380570 rj380570

08-12-2017

D) a 10 N force applied to a stationary wall

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