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Ten coins each of mass 10 gm are placed ...

Ten coins each of mass 10 gm are placed one above the other. The reaction force exerted by 7th coin from the bottom on the 8th coin is (`g= 10 ms^(-2)`)
(a) 0.3 N
(b) 0.2 N
(c) 0.4 N
(d) 0.7 N

A

0.3 N

B

0.2 N

C

0.4 N

D

0.7 N

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-LAWS OF MOTION-EXERCISE - II
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