1 cm cube of copper is drawn into a wire 0.2 mm in diameter.find the length of the wire.
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volume of cube = a^3
= 1^3
=1 cm
volume of cylinder = 4/3*22/7*0.2/2*L
L - length of wire
volume of cube = volume of cylinder
1 cm = 4/3*22/7*0.2/2*L
= 1^3
=1 cm
volume of cylinder = 4/3*22/7*0.2/2*L
L - length of wire
volume of cube = volume of cylinder
1 cm = 4/3*22/7*0.2/2*L
nithinkerala:
consider wire as a cylinder
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