A traveling wave passes a point of observation. At this point, the time interval between successive crests is 0.2 seconds and ____.
the wavelength is 5 m
the frequency is 5 Hz
the velocity of propagation is 5 m/s
the wavelength is 0.2 m
The equation of a transverse wave is given by
where x and y are in cm and t is in second. Its frequency is ____.
At a moment in a progressive wave, the phase of a particle executing S.H.M. is . Then the phase of the particle 15 cm ahead and at the time is, if the wavelength is 60 cm ____.
Zero
The equation of a wave traveling on a string is . If x and y are in cm, then velocity of wave is ____.
64 cm/sec in – x direction
32 cm/sec in – x direction
32 cm/sec in + x direction
64 cm/sec in + x direction
The equation of a progressive wave is given by
If the distances are expressed in cms and time in seconds, then the wave
velocity is ____.
314 cm/s
628 cm/s
20 cm/s
400 cm/s
Two waves are given by and The phase difference between the two waves is ____.
(
If amplitude of waves at distance r from a point source is A, the amplitude at a distance 2r is ____.
2A
A
The relation between time and displacement for two particles is given by
,
The ratio of the intensity of the waves produced by the vibrations of the two
particles is ____.
2 : 1
1 : 2
4 : 1
1 : 4
A wave is reflected from a rigid support. The change in phase on reflection is ____.
(
A plane wave is represented by
Where x and y are distances measured along in x and y direction in meters
and t is time in seconds. This wave has ____.
A wavelength of 0.25 m and travels in + ve x direction
A wavelength of 0.25 m and travels in + ve y direction
A wavelength of 0.5 m and travels in – ve y direction
A wavelength of 0.5 m and travels in – ve x direction