A body goes from C to D with a velocity of 20 m/s and comes back from D to C with a velocity of 30 m/s. The average velocity of the body during the whole journey is

25 m/s

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Zero

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24 m/s

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26 m/s

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Solution

The correct option is B
Zero

Average velocity is given by $\frac{T o t a l d i s p l a c e m e n t}{T o t a l t i m e}$

In this case, as the body comes back to the initital point, the net displacement is zero.

So, average velocity = 0.

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A body goes from C to D with a velocity of 20 m/s and comes back from D to C with a velocity of 30 m/s. The average velocity of the body during the whole journey is

The correct option is B Zero Average velocity is given by Total displacementTotal time In this case, as the body comes back to the initital point, the net displacement is zero. So, average velocity = 0.

The correct option is B
Zero

Average velocity is given by $\frac{T o t a l d i s p l a c e m e n t}{T o t a l t i m e}$

In this case, as the body comes back to the initital point, the net displacement is zero.

So, average velocity = 0.