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Standard XII

Physics

Calculating Friction Using Coeffcients

Two blocks A ...

Question

Two blocks A and B of mass 10 kg and 20 kg respectively are placed as shown in figure. Coefficient of friction between all the surfaces is 0.2 (g = 10 m/s²). Then

Tension in the string is 306 N

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Tension in the string is 132 N

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Acceleration of block B is 2.6 m/s²

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Acceleration of block B is 4.7 m.s²

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Solution

The correct option is D
Acceleration of block B is 4.7 m.s²

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Two blocks A and B of mass 10 kg and 20 kg respectively are placed as shown in figure. Coefficient of friction between all the surfaces is 0.2 (g = 10 m/s2). Then

The correct option is D Acceleration of block B is 4.7 m.s2

Two blocks A and B of mass 10 kg and 20 kg respectively are placed as shown in figure. Coefficient of friction between all the surfaces is 0.2 (g = 10 m/s²). Then

The correct option is D
Acceleration of block B is 4.7 m.s²