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A Force Causes an Acceleration of 10 M S-2 in a Body of Mass 500 G. What Acceleration Will Be Caused by the Same Force in a Body of Mass 5 Kg? - Physics

Sum

A force causes an acceleration of 10 m s-2 in a body of mass 500 g. What acceleration will be caused by the same force in a body of mass 5 kg?

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Solution

Let the force be F.

Force F causes an acceleration, a = 10 m/s2 in a body of mass, m = 500 g or 0.5 kg

Thus, F = ma

Or, F = (0.5) (10) = 5 N

Let a' be the acceleration which force F (=5N) cause on a body of mass, m' = 5 kg.

Then, a' = F/m'.

Or, a' = (5/5) ms-2.

Or, a' = 1 ms-2.

Concept: Free Fall
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APPEARS IN

Selina Concise Physics Class 9 ICSE
Chapter 3 Laws of Motion
Exercise 3 (C) | Q 9 | Page 70
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