Motion in A Straight Line

Question: A person travels along a straight road for half the distance with velocity \[{v_1}\] and the remaining half distance with velocity \[{v_2}\] The average velocity is given by

1) \[{v_1}{v_2}\]

2) \[\frac{{v_2^2}}{{v_1^2}}\]

3) \[\frac{{{v_1} + {v_2}}}{2}\]

4) \[\frac{{2{v_1}{v_2}}}{{{v_1} + {v_2}}}\]

Solution:

Explanation: Explaination

uniform-motion

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