while making 1000 revolutions a cycle wheel travels 2.2km find the diameter of the wheel in cm
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Answer:132km=132000 mtrs.
in 1000 revolution =132000 mtrs
therefore; 132000/1000= 132 mtrs in one revolution.
one revolution = circumference;
circumference=2(Pie)(Radius)=2*(22/7)*R=132 mtrs.
therefore R=132/2
=66*7/22
=21 mtrs.
hence radius = 21 mtrs.
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