Acceleration of 3,kg mass when acceleration of 2,kg mass is 2,ms ^{-2} as shown in figure.

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4-1.Newton's Laws of Motion

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Find the acceleration of $3\,kg$ mass when acceleration of $2\,kg$ mass is $2\,ms ^{-2}$ as shown in figure.

A

$2\,ms ^{-2}$

B

$3\,ms ^{-2}$

C

$0.5\,ms ^{-2}$

D

$0$

Solution

$10- kx =2 \times 2$

$kx =6\,N$

$\therefore \text { Acceleration of } 3\,kg =\frac{6}{3}=2\,m / s ^2$

Standard 11

Physics

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