Question

If the diameter of a roller is 1.26 m, find the distance covered by the roller in 500 revolutions?
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Answer 1

Answer:

Diameter=1.26m

>Radius=0.63m=63cm

circumference of circle=2πr

=2*22/7*63

=44*9

= 396 cm

Distance covered in 500 revolutions= 396*500=1980 cm=19.8 m