Question

A wire of radius 5 mm is wrapped around a cylinder of curved surface area 1000 m² find the length of wire

Answer 1

Answer:

..

radius of wire = 5mm=1/2m

curved surface area of wire = 1000m2

2πrh = 1000

2×π×1/2×h = 1000

πh = 1000

h=1000×7/22=3500/11 = 318.1 m

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