COMEDK2024PhysicsLaws of Motion
If no external force acts on particle, then Which of the following statements is incorrect about particle?
Options
- AParticle may be at rest.
- BParticle moves with uniform velocity on linear path.
- CParticle moves with uniform speed on circle.
- DNone of the above
Correct answer
C. Particle moves with uniform speed on circle.
Step-by-step solution
The statement given in option (3) is incorrect and it can be corrected as, When particle moves in a circle even with uniform or constant speed, it faces an external force towards its centre called centripetal force.