If an object moves in a circular path with uniform ________, its motion is called uniform circular motion.
1). speed
2). Time
3). Velocity
4). Acceleration
2. The time period of a seconds pendulum is
4. What is viewed through an electron microscope
5. A device used for converting A.C. into D.C. is called
6. Among the following materials sound travels fastest in
7. ?X- rays are ______. waves.
8. Angle of friction and angle of repose are
9. Out of the following pairs, which one does not have identical dimension?