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Question

A car has a tyre of diameter 28 cm.The distance covered by the car if the tyre rotates 150 times will be equal to

A
126 m
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B
132 m
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C
148 m
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D
154 m
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Solution

The correct option is B 132 m

Circumference of tyre = 2 π r = Distance travelled in each rotation

Distance covered in 1 rotation = 88 cm

Distance covered in 150 rotation = 88 × 150 = 13200 cm = 132 m


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