A force of 15N acts separately on two bodies of masses 3kg and 5kg. The ratio of the acceleration produced in the two cases will be

5 : 3

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3 : 5

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8 : 15

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15 : 8

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Solution

The correct option is A $5 : 3$
Given,
$F = 15 N$
$m_{1} = 3 k g$
$m_{2} = 5 k g$
We know that, $F = m a$
$a = \frac{F}{m}$
The force acted on the bodies is same,
So, $\frac{a_{1}}{a_{2}} = \frac{m_{2}}{m_{1}} = \frac{5}{3}$
Ratio, $a_{1} : a_{2} = 5 : 3$
The correct option is A.

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