Diameter 81760

Winding drum length 180mm, initial diameter 60mm. Using a 6mm rope with a length of 50m, what will be the diameter of the wound drum with the rope?

Correct answer:

D2 =  132 mm

Step-by-step explanation:

D1=60 mm l1=180 mm d=6 mm l2=50 m mm=50 1000  mm=50000 mm  r1=D1/2=60/2=30 mm  V1=π r12 l1=3.1416 302 180508938.0099 mm3 V2=d2 l2+V1=62 50000+101514027392308938.0099 mm3  V2 = π r22   l1  r2=π l1V2=3.1416 1802308938.009963.8991 mm  D3=2 r2=2 63.8991127.7983 mm D2=d D3/d=6 127.7983/6=132 mm



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