A round uniform body of radius R, mass M and moment of inertia I rolls down (without slipping) an inclined plane making an angle θ ? with the horizontal. Then its acceleration is :
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
mg sin θ – ƒ = ma CM ..........(i)
ƒ.R = Ια ..........(ii)
a CM = R α ..........(iii)
On solving (i),(ii) & (iii)
a CM = 
.
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