Laplace found that the alternate compressions and rarefactions produced in sound waves follows ________________?

Related Mcqs:

1. 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

2. 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

3. Waves produced at the surface of water by a pencil executing vibrating motion if held vertically at a frequency of 50Hz are__________________?

   A. Longitudinal
   B. Transverse
   C. Periodic
   D. both A and C

4. Waves transmit ________________ from one place to another?

   A. energy
   B. mass
   C. both
   D. none

5. The speed of stationary waves in a stretched string are independent of___________________?

   A. Number of loops
   B. Tension in the string
   C. Point where string is plucked
   D. both A and C

6. The waves that require a material medium for their propagation are called__________________?

   A. matter waves
   B. electromagnetic waves
   C. carrier waves
   D. mechanical waves

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

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

8. It is possible to distinguish between transverse and longitudinal waves form the property of __________________?

   A. refraction
   B. polarization
   C. interference
   D. diffraction

9. Fundamental frequency of stationary waves in open pipe is ______________ times the frequency in closed pipe?

   A. One
   B. Two
   C. Four time
   D. None of these

10. A body can have constant velocity when it follows a_____________?

    A. Elliptical path
    B. Circular path
    C. Parabolic path
    D. Rectilinear path