Physics, asked by Anonymous, 1 year ago

solve it..tomorrow is my physics board exam

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Answered by shyamalsaha

0

To change the direction of effort

V. R=2 (no. of pulleys used in both blocks)

M.A/V.R=efficiency

or,M.A/2=80/100

M.A=8/5=1.6

Anonymous: are you sure 100%

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