A copper rod of radius 1 cm and length 10 cm is drawn into a wire of length 40 m of uniform thickness. Find the diameter of the wire.
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... 8 cm is drawn into a wire of length 18 m of uniform thickness. Find the thickness of the wire. ... is in form of cylinder with Diameter of rod = 1 cm So, radius ...
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Copper rod
r1 = 1 cm
h1 = 10 cm
Wire
r2 =?
h2 = 40 m
40 metres is equal to 4000 cm
Volume of rod = volume of wire
r1 = 1 cm
h1 = 10 cm
Wire
r2 =?
h2 = 40 m
40 metres is equal to 4000 cm
Volume of rod = volume of wire
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