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1. Waves associated with moving protons, electrons, neutrons, atoms are known as
A. Matter waves
B. Gamma rays
C. Matter waves
D. Electromagnetic waves
2. Maximum destructive inference between two waves occurs when the waves are out of the phase by
A. π/2radians
B. Π radians
C. π/3 radians
D. π/4 radians
3. In what types of waves can we find capillary waves and gravity waves?
A. Water waves
B. Gases
C. Sound waves
D. x-rays
4. To the nearest order of magnitude, how many times greater than the speed of sound is the speed of light?
A. 104
B. 1012
C. 108
D. 106
7. In a wave which quantity is transferred from one point to the other.
A. matter
B. frequency
C. wavelength
D. energy
8. What is the range of frequency of audible sound?
A. 20Hz to 20000hz
B. 5Hz to 5000hz
C. 20 Hz to 2000Hz
D. 2Hz to 200Hz
9. In a transverse wave, the constituents of the medium oscillate ___________to the direction of wave propagation and in a longitudinal wave they oscillate ________to the direction of propagation.
A. perpendicular, parallel
B. parallel, perpendicular
C. parallel, parallel
D. perpendicular, perpendicular
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