Physics · Kinematics
A projectile is observed from a frame accelerating horizontally with uniform acceleration a. Which of the following statements are true in this accelerating frame? (I) Trajectory remains parabolic. (II) A pseudo force acts on the projectile. (III) Effective acceleration becomes time dependent. (IV) Range of projectile decreases (assuming acceleration is opposite to initial horizontal velocity).
- 1(I) only
- 2(II) only
- 3(I) and (III)
- 4(I), (II) and (IV)✓
Correct answer
(I), (II) and (IV)
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