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JEE Main Physics Class 11 Motion in a Straight Line and Plane Part 1 Questions

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Question : 73

Total: 100

A car covers the first half of the distance between two places at 40 km/h and other half at 60 km/h. The average speed of the car is

[Online May 7, 2012]

40 km/h
45 km/h
48 km/h
60 km/h

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