The wheels of a car are of diameter 80 cm each. How many complete revolutions does each
wheel make in 10 minutes when the car is travelling at a speed of 66 km per hour?
Answers
Answered by
1
Step-by-step explanation:
- first ka diameter is equal to 80
second is equal to 18 is equal to 8 x 66
Answered by
2
Answer:
ans is 437.549
Step-by-step explanation:
Time = 10/60 hr = 1/6 hr
distance = speed × time
= 66×1/6 km
= 1100m
diameter of wheel = 0.8 m
one rotation = circumference of wheel
=πd
= 22/7×0.8
= 17.6/7
= 2.514
no. Of rotations = distance/circumference
= 1100/2.514
= 437.549
~438
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