A bicycle wheel makes 5000 revolutions in moving 11km. Find diameter of wheel?

Asked by vedantsagrawal23 | 1st Aug, 2019, 06:48: PM

Expert Answer:

11km = (11 × 1000 × 100)cm
Distance covered by a Bicycle in 1 revolution = (11 × 1000 × 100) ÷ 5000 = 220 cm
 
Circumference of a circle = 220 cm.
→pi × d = 220
→(22/7)× d = 220
→ d = 70cm 
Therefore the diameter of a wheel is 70cm.

Answered by Yasmeen Khan | 1st Aug, 2019, 06:57: PM