A road roller makes 1400 revolution. if the radius of the roller is 25m. find the covered distance.
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distance covered=circumference of of roller×no of revolution
so
circumference=2πr
=2×22/7×25
=1100/7
=157.142m
distance covered=157.142×1400
=219998.8m
=or 219.9988km
so
circumference=2πr
=2×22/7×25
=1100/7
=157.142m
distance covered=157.142×1400
=219998.8m
=or 219.9988km
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