Question

A weightless rod of length 2l carries two equal
masses 'm', one tied at lower end A and the other
at the middle of the rod at B. The rod can rotate
in vertical plane about a fixed horizontal axis
passing through C. The rod is released from rest
in horizontal position. The speed of the mass B
at the instant rod, become vertical is:-
​

Answer 1

Answer:

3

$\sqrt{6gl \div 5}$

Explanation:

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