Maximum destructive inference between two waves occurs when the waves are out of the phase by
  • π/2radians
  • Π radians
  • π/3 radians
  • π/4 radians
In what types of waves can we find capillary waves and gravity waves?
  • Water waves
  • Gases
  • Sound waves
  • x-rays
To the nearest order of magnitude, how many times greater than the speed of sound is the speed of light?
  • 104
  • 1012
  • 108
  • 106
The angular frequency is related to the time period T by
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  • A
  • B
  • C
  • D
A steel wire 120 cm long has mass 12 g attached to it. If the wire is under a tension of 150N, what is the speed of transverse wave in the wire?
  • 2.12 m/s
  • 1.24 m/s
  • 1.65 m/s
  • 1.22 m/s
In a wave which quantity is transferred from one point to the other.
  • matter
  • frequency
  • wavelength
  • energy
What is the range of frequency of audible sound?
  • 20Hz to 20000hz
  • 5Hz to 5000hz
  • 20 Hz to 2000Hz
  • 2Hz to 200Hz
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.
  • perpendicular, parallel
  • parallel, perpendicular
  • parallel, parallel
  • perpendicular, perpendicular
A wave travelling along a string is described by y (x,t)=0.005 sin(95.0x-4.0t) what would be its angular wave number, k and wavelength, λ?
  • 6.66 cm
  • 6.61cm
  • 6.01m
  • 6.61m
Waves associated with moving protons, electrons, neutrons, atoms are known as
  • Matter waves
  • Gamma rays
  • Electromagnetic waves
  • None of the above
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