What Is The Force Applied On A Body With 5 Kg Of Mass And An Acceleration Of 7 M/s^2?

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Editor Staff asked 1 year ago

What is the force applied on a body with 5 kg of mass and an acceleration of 7 m/s^2?

(a) 35 N

(b) 5 N

(c) 7 N

(d) 0 N

This question was addressed to me in examination.

This interesting question is from Newton’s Second Law of Motion topic in chapter Laws of Motion of Physics – Class 11
Select the correct answer from above options
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Question Tags: physics–class 11 oscillations simple-harmonic-motion

1 Answers

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Editor Staff answered 1 year ago

Right choice is (a) 35 N

Explanation: According to the second law of motion, the force on a body is equal to the rate change of its momentum. On simplifying we get, F = ma. Therefore, Force = 5 x 7 = 35 N.

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