The question is an example of uniform circular motion -> circle.
kph to mpm (meters per minute): 72kph -> 1200 m/min
cm to m: 84 cm -> 0.84m
circumference of the wheel = pi. diameter = 3.14 * 0.84m = 2.6376m
length of 1 revolution = circumference = 2.6376m
in 11 min: number of revolutions = 1200/2.6376 = 454.959m/min
"A DIAMETER OF THE WHEEL OF A CAR IS 84 CM AND THE SPEED OF A CAR IS 72KM/H. THE NO. OF REVOLUTIONS MADE BY THE WHEEL IN 11 MINUTES IS."IS THIS QUESTION EXAMPLE OF CIRCLE OR CYLINDER?
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