The diameter of a circular wheel is 84 c.m. Find the distance travelled in each of the following cases:
a . 6 revolutions
b. 500 revolutions
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Radius=84/2cm=42cm=0.42m
Distance traveled in one revolution=2πr
Distance traveled in 6 revolutions=6*2πr
Distance traveled in 500 revolutions=500*2πr
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r=d/2
=84/2
=42cm
ome revolution=2×22/7×42=264cm
a) distance travelled in 6 revolution s=264×6=1584cm
b) distance covered in 500 revolution=264×500=132000cm
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