Asked by adek
speed of the car is 47.52 km/hr. a lorry wheel is rotating at 400 RPM. what is radius (in cm) of a lorry wheel has a same speed with the car.
Answers
Answered by
Henry
400rev/min * 60min/h = 24,000 rev/h.
Circumference(C) = 47,520m/24,000rev =
1.98 m/rev
C = pi*2r = 1.98 m
6.28r = 1.98
r = 0.315 m = 31.5 cm = Radius of the
wheels.
Circumference(C) = 47,520m/24,000rev =
1.98 m/rev
C = pi*2r = 1.98 m
6.28r = 1.98
r = 0.315 m = 31.5 cm = Radius of the
wheels.
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.