On wheels with a diameter of 40 cm is fixed rope with the load. Calculate how far the load is lifted when the wheel turns seven times.

Correct answer:

d =  8.8 m

Step-by-step explanation:

D=40/100=52=0.4 m r=D/2=0.4/2=51=0.2 m o=2π r=2 3.1416 0.21.2566 m d=7 o=7 1.2566=8.8 m

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