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A particle moves along x-axis with speed6 m/s for the first half distance of a journey and thesecond half distance with a speed 3 m/s. Theaverage speed in the total journey is(1) 5 m/s(3) 4 m/s(2) 4.5 m/s(4) 2 m/s

Answer» A particle moves along x-axis with speed
6 m/s for the first half distance of a journey and the
second half distance with a speed 3 m/s. The
average speed in the total journey is
(1) 5 m/s
(3) 4 m/s
(2) 4.5 m/s
(4) 2 m/s


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