A. refraction
B. polarization
C. interference
D. diffraction
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Related Mcqs:
- Longitudinal waves do not exhibit _____________________?
- A. reflection B. refraction C. diffraction D. polarization...
- Waves transmit ________________ from one place to another?
- A. energy B. mass C. both D. none...
- 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...
- The waves that require a material medium for their propagation are called__________________?
- A. matter waves B. electromagnetic waves C. carrier waves D. mechanical waves...
- When two identical traveling waves are superimposed, the velocity of the resultant wave__________________?
- A. decreases B. increases C. remains unchanged D. becomes zero...
- 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...
- 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...
- Laplace found that the alternate compressions and rarefactions produced in sound waves follows ________________?
- A. isothermal law B. adiabatic law C. isochoric law D. all of the above...
- 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...
- Electromagnetic waves travel in free space with the speed of___________________?
- A. λ-rays B. Positive rays C. Cathode rays D. More than sound waves...
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