Question

7.
In fig. shown the man of mass 70 kg is lifting a block of mass 10 kg with an acceleration of
4m/s2. The reading of the machine is
161
a) 54 kg
b) 56 kg
c) 58 kg
d) 60 kg​

Answer 1

answer of your question

Answer 2

Answer:

56 kg

Explanation:

hi here is

your answer ,

T=m(g+a)

=10( 10 + 4 )

= 140 N

hence m=14 kg

M-m=70-14=56 kg

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