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Then end A of a rod slides down a smooth...

Then end A of a rod slides down a smooth wall and its end B slides on a smooth floor. When AB makes angle alpha with the horizontal, A has speed v. The speed of B must be


A. `v/tanalpha`
B. `v tanalpha`
C. `v/cosalpha`
D. `v sinalpha`

A

`v/tanalpha`

B

`v tanalpha`

C

`v/cosalpha`

D

`v sinalpha`

Text Solution

Verified by Experts

The correct Answer is:
D
d
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