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Dhanush jha
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Asked: 2021-11-22T04:22:29+00:00 In:

A motor car travels with the speed V₁ from A to B and returns back from B to A with a speed V₂. The average speed of the car during its journey is:

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Poll Results

0%[A] V₁ + V₂/2
0%[B] V₁.V₂/ V₁ + V₂
100%[C] 2V₁.V₂/ V₁ + V₂ ( 2 voters )
0%[D] √V₁.V₂
Based On 2 Votes

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Let distance between “A and B” be d.
Average speed =Total distance/Total time
= 2V₁.V₂/ V₁ + V₂

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    1 Answer

    1. [C] 2V₁.V₂/ V₁ + V₂

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