the radius of a wheel is 84 cm. how many revolution will it make to go 52.8 km
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Let the number of revolution be n
A/q
n× 2πr = distance
distance = 52.8×1000×100 cm
⇒n ×2π 84 = 52.8×1000×100
⇒n = ( 52.8×1000×100 )/(2π×84)
=10000
∴ number of revolution is 10000
A/q
n× 2πr = distance
distance = 52.8×1000×100 cm
⇒n ×2π 84 = 52.8×1000×100
⇒n = ( 52.8×1000×100 )/(2π×84)
=10000
∴ number of revolution is 10000
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