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A body of weight 64 N is pushed with jus...

A body of weight 64 N is pushed with just enough force to start it moving across a horizontal floor and the same force continues to act afterwards. If the coefficients of static and dynamic friction are 0.6 and 0.4 respectively, the acceleration of the body will be (Acceleration due to gravity = g)

A

`(g)/(6.4)`

B

0.64 g

C

`(g)/(32)`

D

0.2 g

Text Solution

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The correct Answer is:
D
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Knowledge Check

  • A 60 kg body is pushed with just enough force to start it moving across a floor and the same force continues to act afterwards. The coefficient of static friction and sliding friction are 0.5 and 0.4 respectively. The acceleration of the body is

    A
    `6(m)/(s^2)`
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    C
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    D
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    A
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    A
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    B
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    C
    `3.92 ms^(-2)`
    D
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