the volume of regular cylindrical wire of diameter 2 mm is 99 cubic CM then the length of wire in metres
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Given,
Volume of cylindrical wire = 99cubic cm
Radius=0.2/2=0.1
Volume of cylinder =99
22÷7×0.1×0.1×h=99
h=99×7÷22×1÷0.1×0.1
h=3150
h=3150÷100
h=31.5 metres
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