In the given figure, blocks A, B, and C of mass m each have acceleration a1, a2 and a3, respectively. F1 and F2 are external forces of magnitude 2mg and mg, respectively. Then

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a1≠a2≠a3

a1=a2≠a3

a1>a2>a3

a1≠a2=a3

answer is A.

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Detailed Solution

a1=2mg−mgm=ga2=mg+mg−mg2m=g/2a3=2mg−mg3m=g/3 Clearly a1>a2>a3

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