A layer of colourless oil spreads on water surface. White light is incident on it
A layer of colourless oil spreads on water surface. White light is incident on it and due to interference the…
7 years ago
Wave Optics
Two waves of same amplitude superpose. The resultant intensity is I₁
Two waves of same amplitude superpose. The resultant intensity is I₁ when they are coherent and I₂ when they are…
7 years ago
In Young’s double slit experiment, the intensity of light coming from the first slit
In Young's double slit experiment, the intensity of light coming from the first slit is double the intensity from the…
7 years ago
In Young’s double slit experiment, the wavelength of the light used is doubled
In Young's double slit experiment, the wavelength of the light used is doubled and distance between two slits is made…
7 years ago
In Young’s double silt experiment if the distance between the two slits
In Young's double silt experiment if the distance between the two slits is made half, then the fringe width will…
7 years ago
The frequency of light ray having the wavelength 3000Å is
The frequency of light ray having the wavelength 3000Å is Options (a) 9x10¹³ cycle/sec (b) 10¹⁵ cycle/sec (c) 90 cycle/sec…
7 years ago
When one of the slits of Young’s experiment is covered with a transport sheet
When one of the slits of Young's experiment is covered with a transport sheet of thickness 4.8 mm, the central…
7 years ago
The coherence of two light sources means that the light waves emitted have
The coherence of two light sources means that the light waves emitted have Options (a) Same frequency (b) Same intensity…
7 years ago
Huygen’s principle of secondary wavelets may be used to
Huygen's principle of secondary wavelets may be used to Options (a) Find the velocity of light in vacuum (b) Explain…
7 years ago
Two coherent sources of different intensities send waves which interfere.
Two coherent sources of different intensities send waves which interfere. The ratio of maximum intensity to minimum intensity is 25:1.…
7 years ago