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प्रश्न
Solve the following numerical problem.
A piece of wire is wound around a pencil 60 times. If the total width of all the turns is 4 cm, find the diameter of the wire.
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उत्तर
Number of turns of wire = 60
Total width of turns of wire 4 cm
Diameter of the wire?
Diameter of the wire = Total width of turns of wire / Number of turns of wire
= `4/60`
= 0.066 cm
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