the diameter of a bicycle wheel is 77 cm. how many revolution will be in walking 2.42km?
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first we will take out the area of the circle
so,
diameter = 77cm
radius= 77/2 = 38.5 cm
area of the wheel = pi×r sq
=22× 385×385/7×10×10
=4658.5cm^2
number of revolution it will take to cover 2.42 km.
=2.42×1000×10/46585×100
=2420000/4658500
so,
diameter = 77cm
radius= 77/2 = 38.5 cm
area of the wheel = pi×r sq
=22× 385×385/7×10×10
=4658.5cm^2
number of revolution it will take to cover 2.42 km.
=2.42×1000×10/46585×100
=2420000/4658500
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