A vehicle starts moving along a straight line path from rest. In first t seconds it moves with an acceleration of 2 m/s 2 and then in next 10 seconds it moves with an acceleration of 5 m/s 2 . The total distance travelled by the vehicle is 550 m. The value of time t is

UPSC NDA II 2024 General Ability Paper

Question : 91 of 150

Marks: +1, -0

A vehicle starts moving along a straight line path from rest. In first t seconds it moves with an acceleration of 2 m/s² and then in next 10 seconds it moves with an acceleration of 5 m/s². The total distance travelled by the vehicle is 550 m. The value of time t is

10 s
13 s
20 s
25 s

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