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प्रश्न
The diameter of the wheel of a cart is 1.05 m. How much distance will the cart cover in 1000 rotations of the wheel?
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उत्तर
Circumference of the wheel = rd
= `22/7` × 1.05
= `22/7` × `105/100`
= `(22 × 15)/100`
= `330/100`
= 3.3 m
In 1000 rotations, the distance covered
= 3.3 m × 1000
= 3300 m
= 3.3 km
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