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A vertical disc has three grooves direct...

A vertical disc has three grooves directed along chords AB, AC and AD. Three bodies begin to slide down the respective grooves from A simultaneously. If `AB gt AC gt AD`, the respective time intervals to reach the bottom of the respective grooves `t_(1), t_(2)` and `t_(3)` are

A

`t_(1) gt t_(2) gt t_(3)`

B

`t_(1) lt t_(2) lt t_(3)`

C

`t_(1) gt t_(2) lt t_(3)`

D

`t_(1)=t_(2)=t_(3)`

Text Solution

Verified by Experts

The correct Answer is:
D
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