The diameter of a wheel of a car is 77cm how many revolutions will it make to travel a drive stance of 121km
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Diameter = 77cm
Radius = 77/2 = 38.5 cm
Circumference = 2 x 22/7 x 38.5
= 242 cm
Therefore, revolutions in 121 km = 121000cm
= 121000/242
= 500 revolutions
Hope it helps...!!!
Radius = 77/2 = 38.5 cm
Circumference = 2 x 22/7 x 38.5
= 242 cm
Therefore, revolutions in 121 km = 121000cm
= 121000/242
= 500 revolutions
Hope it helps...!!!
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