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Mohan Sharma
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Asked: 2025-02-08T06:03:30+00:00 In:

A car is accelerated on a levelled road and attains a velocity 4 times of its initial velocity. In this process, the potential energy of the car

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100%(a) does not change. ( 1 voter )
0%(b) becomes twice to that of initial.
0% (c) becomes 4 times that of initial.
0%(d) becomes 16 times that of initial.
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The correct answer is (a) does not change.
Potential energy depends on height (PE = mgh) and remains unchanged if the car moves on a leveled road. Only kinetic energy changes in this case, not potential energy.
Class 9th Science NCERT MCQ Questions
NCERT Books MCQ Questions Session 2024-2025.

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    1 Answer

    1. (a) does not change. On a levelled road h and hence potential energy Ep = mgh remains unchanged.

      https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-11/

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