Physics-
General
Easy
Question
Consider the following diagram The incident ray parallel to the optical axis passing through
- left foci
- right focus
- optical centre
- (B)& (C)
The correct answer is: right focus
Related Questions to study
physics-
A prism of refractive index is immersed in water of refractive index . For the total internal reflection the correct choice is
A prism of refractive index is immersed in water of refractive index . For the total internal reflection the correct choice is
physics-General
physics-
For a prism PQR the incident and emergent rays are parallel. The minimum value of refractive index of the prism material is
For a prism PQR the incident and emergent rays are parallel. The minimum value of refractive index of the prism material is
physics-General
physics-
Figure shows a cross - section of light pipe made of glass fibre of refractive index 1.68. The outer coatingof the pipe is made of a material of refractive index 1.44. What is the range of angles of the incident rays with the axis of the pipe for which total internal reflection inside the pipe takes place?
Figure shows a cross - section of light pipe made of glass fibre of refractive index 1.68. The outer coatingof the pipe is made of a material of refractive index 1.44. What is the range of angles of the incident rays with the axis of the pipe for which total internal reflection inside the pipe takes place?
physics-General
General
Given a square with side length of 12√2 cm, find the diagonal.
For such questions, we should know the properties of different triangles.
Given a square with side length of 12√2 cm, find the diagonal.
GeneralGeneral
For such questions, we should know the properties of different triangles.
biology
If the chromosome number of cells of nucellus of megasporangium of Pinus 16 (sixteen) what would be the chromosome number of endosperm cells:
If the chromosome number of cells of nucellus of megasporangium of Pinus 16 (sixteen) what would be the chromosome number of endosperm cells:
biologyGeneral
chemistry-
Which statement is incorrect about the following reaction
Which statement is incorrect about the following reaction
chemistry-General
chemistry-
Which is the correct reaction coordinate diagram for the following solvolysis reaction ?
Which is the correct reaction coordinate diagram for the following solvolysis reaction ?
chemistry-General
chemistry-
Which of the following order of decreasing rate of SN reaction in CF3CO2H is correct
I)
II)
III)
IV)
Which of the following order of decreasing rate of SN reaction in CF3CO2H is correct
I)
II)
III)
IV)
chemistry-General
chemistry-
The correct order of / E2 ratio for the % yield of product of the following halide is
P)
Q)
R)
S)
The correct order of / E2 ratio for the % yield of product of the following halide is
P)
Q)
R)
S)
chemistry-General
chemistry-
Select the formula representing the major product of the following reaction
Select the formula representing the major product of the following reaction
chemistry-General
chemistry-
If Then what will be the major product of the following reaction
If Then what will be the major product of the following reaction
chemistry-General
chemistry-
The most probable product in the following reaction is :
The most probable product in the following reaction is :
chemistry-General
chemistry-
Arrange the following in decreasing order of stability of their transition state during elimination by strong base
I)
II)
III)
Arrange the following in decreasing order of stability of their transition state during elimination by strong base
I)
II)
III)
chemistry-General
chemistry-
In the following reaction the most probable product will be :
In the following reaction the most probable product will be :
chemistry-General
chemistry-
What will be the major product of the following reaction
What will be the major product of the following reaction
chemistry-General