Question

16. A car moves a distance of 200 m. It covers first half of the distance at speed 60 km h- and the second half at speed v. If the average speed is 40 km h-', the velocity of v is (a) 30 km h-1 (b) 13 km h-1 (c) 60 km h-1 (d) 40 km h- 1​

Answer 1

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Correct option is

Correct option isD

Correct option isD60 km/h

Correct option isD60 km/hGiven, Distance=200m,Speed=40km/h Average speed =48km/h