Question

EXAMPLE 12 A bicycle wheel makes 5000 revolutions in moving 11 km. Find the diameter of the
wheel.
of the wheel
yered by the​

Answer 1

Step-by-step explanation:

Let the radius of the wheel be r cm.

Distance covered by the wheel in one revolution =

5000

11

km = 220 cm

2πr=220

2×

7

22

×r=220

r=35 cm

Diameter = 2r=70 cm