a heavy ladder resting on floor and against a vertical wall may not be in equilibrium, if Options: A . &nbsp The floor is smooth, the wall is rough B . &nbsp The floor is rough, the wall is smooth C . &nbsp The floor and wall both are smooth surfaces D . &nbsp The floor and wall both are rough surfaces

a heavy ladder resting on floor and against a vertical wall may not be in equili

Question

A heavy ladder resting on floor and against a vertical wall may not be in equilibrium, if

Options:

A . The floor is smooth, the wall is rough

B . The floor is rough, the wall is smooth

C . The floor and wall both are smooth surfaces

D . The floor and wall both are rough surfaces

Answer: Option C

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