Q 1831567422.     A vehicle travels half the distance L with speed `v_1` and the other half with
speed `v_2`, then its average speed is

NCERT Exemplar 02/04/MCQ
A

`(v_1+v_2)/2`

B

`(2v_1+v_2)/(v_1+v_2)`

C

`(2v_1v_2)/(v_1+v_2)`

D

`(L(v_1+v_2))/(v_1v_2)`

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