Question

A car covers the first half the distance  between two places at 40 km/h another half at 60 km/h, the average speed of car

A

40 km/h

B

48 km/h

C

50 km/h

D

60 km/h

Medium

Solution

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Correct option is B)

Letx consider, total distance covered by the car,
Time taken to complete the half distance with velocity ,
. . . . .(1)
The time taken to complete another half distance with velocity
The total time taken,
The average speed of the car, 
The correct option is B.

Solve any question of Motion in a Straight Line with:-

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