Discussion :: Strength of Materials - Civil Engineering
- A heavy ladder resting on floor and against a vertical wall may not be in equilibrium, if
|
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 sur-faces |
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Answer : Option C
Explanation :
Explanation Not Provided
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