Physics, asked by ritikasenapati808, 1 month ago

A boy can apply a maximum effort of 150 kgf.In order to lift a load of 750

kgf.He needs a machine

i.having VR =

A.2 B.4 C.6 D.none

Answers

Answered by 8anitinkumarsingh

0

Answer:

the answer is D none of these

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