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CBSE Notes 2011-2012

A copper sphere of radius 3 cm is beaten and drawn into a wire of diameter 0.2 cm. The length of the...

Multiple choice question

A copper sphere of radius 3 cm is beaten and drawn into a wire of diameter 0.2 cm. The length of the wire is

unknown

24 cm

unknown

27 cm

unknown

30 cm

unknown

36 cm