66 cubic centimeters of silver is drawn into a wire 1 mm in diameter. the length of the wire in meter will be
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Answered by
1
the shape of wire is cylindrical so it's volume is πr^2h=66/π0.05×0.05=8407.6cm=84.07m
Answered by
0
Answer:
Ans=84
Explanation:
Diameter = 1mm
Radius=1/2 mm = 1/20 cm
A wire is a 3D shape name cylinder
So Area of cylinder = 22/7 x r x r x height
66= 22/7 x 1/20 x 1/20 x h
66 x 1400 = 11h
92400= 11h
92400/11 = h
h = 8400 cm
1 m = 100 cm
8400 cm = 84 m
So the answer is 84 meters.
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