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The elevator shown in fig. is descending...

The elevator shown in fig. is descending with an acceleration of `2ms^(-2)`. The mass of the block `A=0.5kg`. Find the force (in Newton) exerted by block A on block B.

A

`2 N`

B

`4 N`

C

`6 N`

D

`8 N`

Text Solution

Verified by Experts

The correct Answer is:
B
`R=m(g-a)`
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