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Asked: 2021-02-12T06:11:44+00:00 In:

A block of mass 500 g is at rest on a horizontal table. What steady force is required to give the block a velocity of 200 cms⁻¹ in 4 s?

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    1 Answer

    1. Use F = ma
      a = v-u/t = 200-0/4 = 50 cm/s²
      F = 500 × 50 = 25,000 dyne.

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