if p=effect to required to lift a load w and v.r = velocity ratio of lifting the machine effort lost in friction is
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Answer:
Distance moved by effort is 20m,that of load is 0.8m
VR=
L
d
E
d
VR=
0.8
20
VR=25
the load is 10,000N and effort=500N
MA=
effort
d
load
d
MA=
500
10000
MA=20
Explanation:
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