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Standard X

Physics

Total Internal Reflection

PQ Double arr...

Question

PQ (Double arrow ray) and PR (Single arrow ray) are two light rays emerging from the object P as shown in the figure below:

What is the special name given to the angle of incidence (angle PQN) of ray PQ?

Angle of orientation

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Angle of least deviation

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Critical Angle

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Angle of minimum deviation

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Solution

The correct option is C
Critical Angle

Critical angle

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Similar questions

PQ (Double arrow ray) and PR (Single arrow ray) are two light rays emerging from the object P as shown in the figure below:

Name the phenomenon that occurs if the angle of incidence (angle PQN) is increased still further.

Q. In Fig,

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In Fig. 4.63, PQ and PR are the two light rays emerging from an object P. The ray PQ is refracted as QS.

(a) State the special name given to the angle of incidence $∠ P Q N$ of the ray PQ.

(b) What is the angle of refraction for the refracted ray QS?

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(e) Draw in the diagram the refracted ray for the incident ray PR and hence show the position of image of the object P by the letter P' when seen vertically from above.

PQ (Double arrow ray) and PR (Single arrow ray) are two light rays emerging from the object P as shown in the figure below:

The position of image of the object P when seen obliquely from above will be

Q. In Fig,

P Q

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suffers partial reflection and refraction on the water-air interface. This is because :

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PQ (Double arrow ray) and PR (Single arrow ray) are two light rays emerging from the object P as shown in the figure below: What is the special name given to the angle of incidence (angle PQN) of ray PQ?

The correct option is C Critical AngleCritical angle

PQ (Double arrow ray) and PR (Single arrow ray) are two light rays emerging from the object P as shown in the figure below:

What is the special name given to the angle of incidence (angle PQN) of ray PQ?

The correct option is C
Critical Angle

Critical angle