For a particle performing uniform circular motion,
a. | the magnitude of particle velocity (speed) remains constant. |
b. | particle velocity remains directly perpendicular to the radius vector. |
c. | the direction of acceleration keeps changing as the particle moves. |
d. | angular momentum is constant in magnitude but direction keeps changing. |
Choose the correct statement/s:
1. | (c), (d) |
2. | (a), (c) |
3. | (b), (c) |
4. | (a), (b), (c) |