The wheel of a cart is making 5 revolutions per second. If the diameter of the wheel is 84 cm, find its speed in km/hr. Give answer correct up to the nearest km.

24 km/hr

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72 km/hr

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50 km/hr

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48 km/hr

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25 km/hr

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Solution

The correct option is D
48 km/hr

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The wheel of a cart is making 5 revolutions per second. If the diameter of the wheel is 84 cm, find its speed in km/hr. Give answer correct up to the nearest km.

The correct option is D 48 km/hr

The correct option is D
48 km/hr