Which of the following waves have smallest velocity in vacuum?

Related Mcqs:

1. Sound waves do not travel in vacuum because ___________________?

   A. they are transverse waves B. they are stationary waves C. they require material medium for propagation D. they do not have enough energy...

2. Sound waves are _________ waves.

   A. Transverse B. Electromagnetic C. Longitudinal D. None of these...

3. P Waves are also said to be __________ waves?

   A. Push-pull B. Side-side C. Up-down D. None of the above Submitted by: Rashid Mehmood...

4. Velocity of sound in vacuum is ____________________?

   A. 332 ms-1 B. 320 ms-1 C. Zero D. 224 ms-1...

5. When two identical traveling waves are superimposed, the velocity of the resultant wave__________________?

   A. decreases B. increases C. remains unchanged D. becomes zero...

6. The velocity of sound in air would become double than its velocity at 0°C at temperature ?

   A. 313°C B. 586°C C. 819°C D. 1172°C...

7. The velocity of sound in air would become double than its velocity at 0°C at temperature________________?

   A. 313°C B. 586°C C. 819°C D. 1172°C...

8. hen a body moves in a circle, the angle between its linear velocity and angular velocity is always_______________?

   WA. 180° B. 0° C. 90° D. 45°...

9. If a rocket is launched with a velocity less than the escape velocity of Earth, it will:

   A. Escape the Earth’s gravitational field B. Enter into an elliptical orbit around the Earth C. Fall back to Earth D. Travel to another planet Submitted by: Syed Ahsan Ali Shah...

10. Relation between linear velocity and angular velocity:

    A. v=rw B. r=vw C. s=r D. ∆s/∆t Submitted by: Jawad Ali...