Wire length

One hundred twenty wire turns are wound together on a cylindrical rod (r = 2 cm). How long is the wire when 10 cm hangs freely at each end?

Final Answer:

x =  1528 cm

Step-by-step explanation:

r=2 N=120 o1=2π r=2 3.1416 212.5664 x=N o1+2 10=120 12.5664+2 10=1528 cm



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