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Find the force exerted by 5kg block on f...

Find the force exerted by 5kg block on floor of lift, as shown in figure. ( Take ,`g=10 ms^(-2)`)

A

100 N

B

115 N

C

105 N

D

135 N

Text Solution

Verified by Experts

The correct Answer is:
C
( c)
`N-70=7xx5`……(i)
`therefore N=105 N`
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