Asked by Emily

A lorry travels at 50km/h. Given that the diameter of its wheel is 88cm, find how many revolutions per minute the wheel is turning. Given your answer to the nearest whole number.
Answered by Henry
C = pi*D = 3.14 * 0.88m = 2.76 m.=
Circumference.

Va=50000m/h * 1rev/2.76m=18,182 rev/min
Answered by Hamail
50 km = 5000000 cm .
5000000 / 60(88*3.142)
301 revolutions per minute :)
Answered by keonah
But how to find it
Answered by Ali
88cm diameter
So,
44cm radius
Baki khud karo
Answered by Anonymous
pta nhi yrr
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