A light ray is incident on lower medium boundary at an angle `30^(@)` with the normal. Which of following statement is/are true ?

Figure, a light ray is incident on the lower medium boundary at an angle if 45^(@) with the normal. Which of the following statement is//are true?

Figure, a light ray is incident on the lower medium boundary at an angle if 45^(@) with the normal. Which of the following statement is//are true?

In the diagram shown, a light ray is incident on the lower medium boundary at an angle 45° with the normal. Find the deviation suffered by the light ray if– (a) mu_(2) gt sqrt(2) (b) mu_(2) lt sqrt(2)

A ray of light is incident on a plane mirror at an angle of 20^(@) with the normal, at the point of incidence, Through what angle, the ray of light will be deviated from its direction of incidence ?

A ray of light is incident in situation as shown in figure. Which of the following statements is//are true?

A ray of light is incident in situation as shown in figure. Which of the following statements is//are true?

A ray of light is incident in situation as shown in figure. Which of the following statements is//are true?

A light ray is incident normally on a plane mirror. What is its angle of incidence?