The diameter of a spare is 8 cm. It is melted and drawn into a wire of – McqOptions

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1.	The diameter of a spare is 8 cm. It is melted and drawn into a wire of diameter 3 mm. The length of the wire is :
A.	6.9 m
B.	7.9 m
C.	8.9 m
D.	9.9 m
Answer» C. 8.9 m

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