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29 July, 06:29

According to Newton's second law of motion how much force will be required to accelerate an object at the same rate if it's mass is reduced by half?

A - four times the amount of force is needed

B - half the amount of force will be required

C - no change

D - twice the amount of force will be required

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Answers (2)
  1. 29 July, 07:15
    0
    F=ma. So if a is to remain the same and m is halved, then F is halved also. B is the answer.
  2. 29 July, 07:33
    0
    The answer will be B
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