Laws of Motion

Question: A block of mass $M = 5\,kg$ is resting on a rough horizontal surface for which the coefficient of friction is 0.2. When a force $F = 40\,\,N$ is applied, the acceleration of the block will be $(g = 10\,\,m/{s^2})$

Question Image

1) $5.73\,\,m/{\sec ^2}$

2) $8.0\,\,m/{\sec ^2}$

3) $3.17\,\,m/{\sec ^2}$

4) $10.0\,\,m/{\sec ^2}$

Solution:

Explanation: No Explanation

Friction Kinetic Friction

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