What is the ratio of the velocity of sound at 4 atmosphere to that at 1 atmosphere?

Related Mcqs:

1. 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

2. 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

3. Name the branch of science which deals with the study of sound and sound waves?

   A. Aeronautics
   B. Acoustics
   C. Aerostatics
   D. Aetiology

   Submitted by: ABDUL HAYEE

4. Velocity of sound in vacuum is ____________________?

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

5. The velocity of sound is greatest in___________________?

   A. Water
   B. air
   C. copper
   D. ammonia

6. Increase in velocity of sound in the air for 1°C rise in temperature is_________________?

   A. 1.61 ms-1
   B. 61.0 ms-1
   C. 0.61 ms-1
   D. 2.00 ms-1

7. 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°

8. According to Newton sound travel in air under the conditions of_____________________?

   A. adiabatic
   B. isothermal
   C. isobaric
   D. isochoric

9. When the source of sound moves away form a stationary listener then ______________ occurs?

   A. an apparent increase in frequency
   B. an apparent decrease in frequency
   C. an apparent decrease in wavelength
   D. no apparent change in frequency

10. Newton estimated the speed of sound _____________________?

    A. 281m/sec
    B. 333m/sec
    C. 340m/sec
    D. all of the above