10 turns of wire are closely would on a pencil. when measured using a scale, the length of total turns is obtained as 25 mm.
a) what is the thickness of the wire?
b) express the thickness of the wire in centimetre.
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Answer:
a ) thickness of wire = 25/10= 2.5mm
b ) 2.5mm in cm = 2.5/100 = 0.025cm
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