Chemistry-
General
Easy
Question
respectively are
The correct answer is:
Related Questions to study
physics-
Light is incident normally in face AB of a prism as shown in figure A liquid of refractive index m is placed on face AC of the prism The prism is made of glass of refractive index 3/2 The limits of m for which total internal reflection takes place on face AC is
Light is incident normally in face AB of a prism as shown in figure A liquid of refractive index m is placed on face AC of the prism The prism is made of glass of refractive index 3/2 The limits of m for which total internal reflection takes place on face AC is
physics-General
physics-
An observer can see through a pin-hole the top end of a thin rod of height h, placed as shown in the figure The beaker height is 3h and its radius h When the beaker is filled with a liquid up to height 2h, he can see the lower end of the rod Then the refractive index of the liquid is
An observer can see through a pin-hole the top end of a thin rod of height h, placed as shown in the figure The beaker height is 3h and its radius h When the beaker is filled with a liquid up to height 2h, he can see the lower end of the rod Then the refractive index of the liquid is
physics-General
physics-
A rectangular glass slab ABCD of refractive index n1 is immersed in water of refractive index A ray of light is incident a the surface AB of the slab as shown The maximum value of the angle of incidence amax, such that the ray comes out only from the other surface CD, is given by
A rectangular glass slab ABCD of refractive index n1 is immersed in water of refractive index A ray of light is incident a the surface AB of the slab as shown The maximum value of the angle of incidence amax, such that the ray comes out only from the other surface CD, is given by
physics-General
physics-
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
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
physics-General
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