Physics-
General
Easy
Question
A light ray traveling in glass medium is incident on glass-air interface at an angle of incidence q The reflected (R) and transmitted (T) intensitites, both as function of q , are plotted The correct sketch is
The correct answer is:
Related Questions to study
physics-
A point source S is placed at the bottom of different layers as shown in the figure The refractive index of bottom most layer is m0 The refractive index of any other upper layer is ray of light with angle i slightly more than 30° starts from the source S Total internal reflection takes place at the upper surface of a layer having n equal to
A point source S is placed at the bottom of different layers as shown in the figure The refractive index of bottom most layer is m0 The refractive index of any other upper layer is ray of light with angle i slightly more than 30° starts from the source S Total internal reflection takes place at the upper surface of a layer having n equal to
physics-General
physics-
An insect starts moving up in a liquid from point O of variable refractive index where y is depth of liquid from the surface If u is the speed of insect, its apparent speed to the observer E immediatly after insect start moving
An insect starts moving up in a liquid from point O of variable refractive index where y is depth of liquid from the surface If u is the speed of insect, its apparent speed to the observer E immediatly after insect start moving
physics-General
maths-
If , then equals
If , then equals
maths-General
maths-
The inverse of the matrix is
The inverse of the matrix is
maths-General
maths-
The ad joint of is
The ad joint of is
maths-General
chemistry-
The reaction of ethanol with does not give:
The reaction of ethanol with does not give:
chemistry-General
chemistry-
An aqueous solution of ethyl alcohol:
An aqueous solution of ethyl alcohol:
chemistry-General
physics-
A reflecting surface is represented by the equation A ray travelling horizontally as shown in figure and becomes vertical after reflection The coordinates of the point (s) where this ray is incident is
A reflecting surface is represented by the equation A ray travelling horizontally as shown in figure and becomes vertical after reflection The coordinates of the point (s) where this ray is incident is
physics-General
physics-
A particle is dropped to move along the axis of a concave mirror of focal length f from a height f/2 as shown in the figure The acceleration due to gravity is g Find the maximum speed of the image
A particle is dropped to move along the axis of a concave mirror of focal length f from a height f/2 as shown in the figure The acceleration due to gravity is g Find the maximum speed of the image
physics-General
physics-
The co-ordinates of image of point object P formed after two successive reflection in situation as shown in figure considering first reflection at concave mirror and then at convex
The co-ordinates of image of point object P formed after two successive reflection in situation as shown in figure considering first reflection at concave mirror and then at convex
physics-General
physics-
A beam of light strikes one mirror of a right angle mirror assembly at an angle of incidence 450 as shown in the figure The right angle mirror assembly is rotated such that the angle of incidence becomes 600 Which of the following statements is (are) correct about the emerging light beam
A beam of light strikes one mirror of a right angle mirror assembly at an angle of incidence 450 as shown in the figure The right angle mirror assembly is rotated such that the angle of incidence becomes 600 Which of the following statements is (are) correct about the emerging light beam
physics-General
physics-
A boy is walking under an inclined mirror at a constant velocity V m/s along the X axis as shown in figure If the mirror is inclined at an angle q with the horizontal then what is the velocity of the image?
A boy is walking under an inclined mirror at a constant velocity V m/s along the X axis as shown in figure If the mirror is inclined at an angle q with the horizontal then what is the velocity of the image?
physics-General
maths-
Let , then the ad joint of A is
Let , then the ad joint of A is
maths-General
chemistry-
If there be a compound of the formula which one of the following compounds would be obtained form it without treatment with any reagent?
If there be a compound of the formula which one of the following compounds would be obtained form it without treatment with any reagent?
chemistry-General
physics-
An object ‘O’ is placed infront of a small plane mirrorM1 and a large convex mirrorM2 of focal length f The distance between ‘O’ and M1 is x and the distance between M1 and M2 is y The image of ‘O’ formed by M1 and M2 coincide The magnitude of ‘f’ is
An object ‘O’ is placed infront of a small plane mirrorM1 and a large convex mirrorM2 of focal length f The distance between ‘O’ and M1 is x and the distance between M1 and M2 is y The image of ‘O’ formed by M1 and M2 coincide The magnitude of ‘f’ is
physics-General