The diameter of a wheel is 70 cm. The no . of turns completed by the wheel when it goes 88m distence is
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Explanation:
If diameter is 70 cm , radius is 35 cm . (70/2=35).
Circumference = 2pir
=2×22/7×35
=220cm
Now we have to find the no . of rotation of the wheel .
=88m/220cm
=8800cm /220cm (1m = 100cm
88m = 88×100cm =8800cm)
=40 times
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40 turns complete by wheel when it goes 88 m distance
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