A car is travelling at a speed of 20 m - s- Evaluate the value of speed in km - hr-A- 48 km - hrB- 36 km - hrC- 72 km - hrD- 54 km - hr

The correct option is C 72 km/hrSpeed of the car in km/hr is given as 20×36001000=72 km/hr ...

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Standard XII

Physics

Uniform Motion

A car is trav...

Question

A car is travelling at a speed of $20 m/s$ . Evaluate the value of speed in $km/hr$ .

48 km/hr

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72 km/hr

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36 km/hr

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54 km/hr

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Solution

The correct option is B $72 km/hr$
Speed of the car in $km/hr$ is given as
$\frac{20 \times 3600}{1000} = 72 km/hr$

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A car is travelling at a speed of 20 m/s. Evaluate the value of speed in km/hr.

The correct option is B 72 km/hrSpeed of the car in km/hr is given as 20×36001000=72 km/hr

A car is travelling at a speed of $20 m/s$ . Evaluate the value of speed in $km/hr$ .

The correct option is B $72 km/hr$
Speed of the car in $km/hr$ is given as
$\frac{20 \times 3600}{1000} = 72 km/hr$