A rod PQ of mass M and length L is hinged at end P. The rod is kept horizontal by a massless string tied to point Q as shown in figure. When string is cut, the initial angular acceleration of the rod is :
A
g/L
B
2g/L
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
I = 
= I α = 
a = 
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