Physics-
General
Easy
Question
Statement–1: Two point coherent sources of light S1 and S2 are placed on a line as shown. P and Q are two points on that line. If at point P maximum intensity is observed then maximum intensity should also be observed at Q
Statement–2: In the figure of statement 1, the distance |S1 P – S2 P| is equal to distance |S2Q – S1Q|.
- Statement–1 is True, Statement–2 is True ; Statement–2 is a correct explanation for Statement–1
- Statement–1 is True, Statement–2 is True ; Statement–2 is not a correct explanation for Statement–1
- Statement–1 is True, Statement–2 is False.
- Statement–1 is False, Statement–2 is True.
The correct answer is: Statement–1 is False, Statement–2 is True.
) Statement–1 is False, Statement–2 is False.
Related Questions to study
physics-
In an interfrence arrangement similar to Young's double- slit experiment, the slits 
are illuminated with coherent microwave sources, each of frequency 106 Hz. The sources are synchronized to have zero phase difference. The slits are separated by a distance d = 150.0 m and screen is at very large distance from slits. The intensity I(q) is measured as a function of 
, where is defined as shown. Screen is at a large distance. If 
is the maximum intensity then I () for 
is given by:
In an interfrence arrangement similar to Young's double- slit experiment, the slits are illuminated with coherent microwave sources, each of frequency 106 Hz. The sources are synchronized to have zero phase difference. The slits are separated by a distance d = 150.0 m and screen is at very large distance from slits. The intensity I(q) is measured as a function of , where is defined as shown. Screen is at a large distance. If is the maximum intensity then I () for is given by:
physics-General
physics-
In an interfrence arrangement similar to Young's double- slit experiment, the slits are illuminated with coherent microwave sources, each of frequency 106 Hz. The sources are synchronized to have zero phase difference. The slits are separated by a distance d = 150.0 m and screen is at very large distance from slits. The intensity I(q) is measured as a function of , where is defined as shown. Screen is at a large distance. If is the maximum intensity then I () for is given by:
In an interfrence arrangement similar to Young's double- slit experiment, the slits are illuminated with coherent microwave sources, each of frequency 106 Hz. The sources are synchronized to have zero phase difference. The slits are separated by a distance d = 150.0 m and screen is at very large distance from slits. The intensity I(q) is measured as a function of , where is defined as shown. Screen is at a large distance. If is the maximum intensity then I () for is given by:
physics-General
physics-
A parallel beam of light 
is incident at an angle 
with the normal to the slit plane in a young’s double slit experiment. Assume that the intensity due to each slit at any point on the screen is . Point O is equidistant from . The distance between slits is 1mm.
A parallel beam of light is incident at an angle with the normal to the slit plane in a young’s double slit experiment. Assume that the intensity due to each slit at any point on the screen is . Point O is equidistant from . The distance between slits is 1mm.
physics-General
physics-
A long narrow horizontal slit lies 1 mm above a plane mirror. The interference pattern produced by the slit and its image is viewed on a screen 
distant 1m from the slit. The wavelength of light is 600 nm. Then the distance of the first maxima above the mirror is equal to 
A long narrow horizontal slit lies 1 mm above a plane mirror. The interference pattern produced by the slit and its image is viewed on a screen distant 1m from the slit. The wavelength of light is 600 nm. Then the distance of the first maxima above the mirror is equal to
physics-General
physics-
Two parallel beams of light of wavelength 
inclined to each other at angle 
are incident on a plane at near normal incidence. The fringe width will be :
Two parallel beams of light of wavelength inclined to each other at angle are incident on a plane at near normal incidence. The fringe width will be :
physics-General
physics-
M1 and M2 are two plane mirrors which are kept parallel to each other as shown. There is a point 'O' on perpendicular screen just infront of 'S'. What should be the wavelength of light coming from monchromatic source 'S'. So that a maxima is formed at 'O' due to interference of reflected light from both the mirrors. [Consider only 1st reflection]. 
M1 and M2 are two plane mirrors which are kept parallel to each other as shown. There is a point 'O' on perpendicular screen just infront of 'S'. What should be the wavelength of light coming from monchromatic source 'S'. So that a maxima is formed at 'O' due to interference of reflected light from both the mirrors. [Consider only 1st reflection].
physics-General
physics-
An interference is observed due to two coherent sources 'A' & 'B' having phase constant zero separated by a distance 4 along the y - axis where is the wavelength of the source. A detector D is moved on the positive x - axis. The number of points on the x - axis excluding the points , 
sat which maximum will be observed is
An interference is observed due to two coherent sources 'A' & 'B' having phase constant zero separated by a distance 4 along the y - axis where is the wavelength of the source. A detector D is moved on the positive x - axis. The number of points on the x - axis excluding the points , sat which maximum will be observed is
physics-General
physics-
In the figure shown, a parallel beam of light is incident on the plane of the slits of Young's double slit experiment. Light incident on the slit, 
passes through a medium of variable refractive index 
(where 'X' is the distance from the plane of slits as shown), up to a distance '' before falling on . Rest of the space is filled with air. If at 'O' a minima is formed, then the minimum value of the positive constant a (in terms of l and wavelength '' in air) is:
In the figure shown, a parallel beam of light is incident on the plane of the slits of Young's double slit experiment. Light incident on the slit, passes through a medium of variable refractive index (where 'X' is the distance from the plane of slits as shown), up to a distance '' before falling on . Rest of the space is filled with air. If at 'O' a minima is formed, then the minimum value of the positive constant a (in terms of l and wavelength '' in air) is:
physics-General
physics-
Two coherent light sources each of wavelength are separated by a distance 3. The total number of minima formed on line AB which runs from - 
to + is
Two coherent light sources each of wavelength are separated by a distance 3. The total number of minima formed on line AB which runs from - to + is
physics-General
chemistry-
Which of the following has no co-ordinate bond?
Which of the following has no co-ordinate bond?
chemistry-General
chemistry-
The strength of bonds by 2s-2s, 2p-2p and 2p-2s overlapping has the order:
The strength of bonds by 2s-2s, 2p-2p and 2p-2s overlapping has the order:
chemistry-General
physics-
In the figure shown if a parallel beam of white light is incident on the plane of the slits then the distance of the nearest white spot on the screen from O is: [assume 
]
In the figure shown if a parallel beam of white light is incident on the plane of the slits then the distance of the nearest white spot on the screen from O is: [assume ]
physics-General
physics-
To make the central fringe at the centre O, a mica sheet of refractive index 1.5 is introduced. Choose the correct statements (s)-
To make the central fringe at the centre O, a mica sheet of refractive index 1.5 is introduced. Choose the correct statements (s)-
physics-General
physics-
Current in the main circuit shown is
Current in the main circuit shown is
physics-General
physics-
The figure below shows current in a part of electric circuit The current i is
The figure below shows current in a part of electric circuit The current i is
physics-General
