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Pseudo Force

If the system...

Question

If the system is released, then the acceleration of the centre of mass of the system will be :

A

g / 4

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B

g / 2

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C

g

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D

2 g

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Solution

The correct option is B $g / 2$
Acceleration of system $= \frac{A c c e l e r a t i o n d u e t o g r a v i t y}{2} = \frac{7}{2}$
Acceleration at COM= Accelerationof Block $a$ or $B$
$= (\frac{3 m - m}{3 m + 3}) g = g / 2$

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