In the diffraction pattern of a single slit
In the diffraction pattern of a single slit
Options
(a) All bands are uniformly bright (b) All bands are uniformly wide (c) Central band is narrower (d) Central band is wider
Correct Answer: […]
Physics
If white light is used in Young’s double slit experiment
If white light is used in Young’s double slit experiment
Options
(a) No interference pattern is formed (b) White fringes are formed (c) Central bright fringe is white (d) Central bright fringe is coloured
A beam of light of wavelength 600 nm from a distant source falls
A beam of light of wavelength 600 nm from a distant source falls on a single slit 1 mm wide and the resulting diffraction pattern is observed on a screen 2 m away. The distance […]
The width of the diffraction band varies
The width of the diffraction band varies
Options
(a) Inversely as the wavelength (b) Directly as the width of the slit (c) Directly as the distance between the slit and the screen (d) […]
Huygen’s wave theory allows us to know
Huygen’s wave theory allows us to know
Options
(a) The wavelength of the wave (b) The velocity of the wave (c) The amplitude of the wave (d) The propagation of wave fronts
Correct […]
Which scientist experimentally proved the existence of electromagnetic waves?
Which scientist experimentally proved the existence of electromagnetic waves?
Options
(a) Sir J.C.Bose (b) Maxwell (c) Marconi (d) Hertz
Correct Answer:
Hertz
Explanation:
Hertz was the scientist who generated and detected Electromagnetic waves […]
The maximum number of possible interference maxima for slit-seperation equal to
The maximum number of possible interference maxima for slit-seperation equal to twice the wavelength, in young’s double slit experiment is
Options
(a) Infinite (b) five (c) three (d) zero
Correct Answer:
five
Explanation:
For […]
To demonstrate the phenomenon of interference, we require two sources which emit
To demonstrate the phenomenon of interference, we require two sources which emit radiations
Options
(a) Of the same frequency and having a definite phase relationship (b) Of nearly the same frequency (c) Of […]
Huygen’s wave theory could not explain
Huygen’s wave theory could not explain
Options
(a) Diffraction (b) Interference (c) Polarization (d) Photoelectric effect
Correct Answer:
Photoelectric effect
Explanation:
No explanation available. Be the first to write the explanation for this […]
Which of the following phenomena does not show the wavenature of light?
Which of the following phenomena does not show the wavenature of light?
Options
(a) Diffraction (b) Interference (c) Refraction (d) Photoelectric effect
Correct Answer:
Photoelectric effect
Explanation:
No explanation available. Be the first […]