diameter of a cycle wheel is 42
cm how many revolutions will it make to travel 1·98 km
keerthana3:
divide the total distance by d given circumference u got
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Answered by
33
the circumference of a circle = 2πr (r= radius)
= 2×22/7×42/2
=132 c.m
distance covered by wheel in 1 revolution = 132 c.m or 1.32 meters
1.98km = 1980 meters so,
no of revolutions made by a wheel is = (1980/1.32)meters
= 1500 revolutions
= 2×22/7×42/2
=132 c.m
distance covered by wheel in 1 revolution = 132 c.m or 1.32 meters
1.98km = 1980 meters so,
no of revolutions made by a wheel is = (1980/1.32)meters
= 1500 revolutions
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