the radius of a wheel of a bus is 0.35 m. how many revolutions will it make in 44 km
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Answer:
20,000 revolution
Step-by-step explanation:
Radius = 0.35m
= 0.00035 km
1 revolution = circumference of circle
= 2πr
=2 × 22/7 × 0.00035
= 0.00220 km
In 44 km
No. of revolution = 44÷0.0022
= 20,000 revolution
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