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A rod of length I leans by its upper end...

A rod of length I leans by its upper end against a smooth vertical wall, while its other end leans against the floor. The end that leans against the wall moves uniformly downward. Then:

A

The speed of lower end increases at a constant rate

B

The speed of the lower end decreases but never becomes zero

C

The speed of the lower and gets smaller and smaller and vanishes when the upper end touches the ground

D

The speed of the lower end remain constant till upper end touches the ground

Text Solution

Verified by Experts

The correct Answer is:
C
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