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JEE Main Physics Class 11 Motion in a Straight Line and Plane Part 3 Questions

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Question : 5

Total: 45

A train starting from rest first accelerates uniformly up to a speed of 80‌km∕h for time t, then it moves with a constant speed for time 3t. The average speed of the train for this duration of journey will be (in km∕h ) :

[6 Apr 2024 Shift 1]

80
70
30
40

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