A Prism (μ = 1.5) Has The Refractive Angle Of 30o. The Deviation Of A Monochromatic Ray Incident Normally On Its One Surface Will Be (sin 48o36’ = 0.75):  

Why Kaysons ?

Video lectures

Access over 500+ hours of video lectures 24*7, covering complete syllabus for JEE preparation.

Online Support

Practice over 30000+ questions starting from basic level to JEE advance level.

Live Doubt Clearing Session

Ask your doubts live everyday Join our live doubt clearing session conducted by our experts.

National Mock Tests

Give tests to analyze your progress and evaluate where you stand in terms of your JEE preparation.

Organized Learning

Proper planning to complete syllabus is the key to get a decent rank in JEE.

Test Series/Daily assignments

Give tests to analyze your progress and evaluate where you stand in terms of your JEE preparation.

SPEAK TO COUNSELLOR ? CLICK HERE

Question

A prism (μ = 1.5) has the refractive angle of 30o. The deviation of a monochromatic ray incident normally on its one surface will be (sin 48o36 = 0.75):  

Solution

Correct option is

 

  

  

Let i2 be the angle of emergence.

Testing

SIMILAR QUESTIONS

Q1

Angle of a prism is A and its one surface is silvered. Light rays falling at an angle of incidence of 2A on first surface return back through the same path after suffering reflection at the second silvered surface. Refractive index of the material is: 

Q2

An isosceles prism of prism angle 120o has a refractive index of 1.44. Two parallel monochromatic rays enter the prism parallel to each other in air as shown in figure. The rays emerging from the opposite faces: 

                                                                                

Q3

The angle of prism is 60o and its refractive index is 1.5. There will be no emergent light if the angle of incidence on the first face is: 

Q4

A glass prism of refractive index 1.5 is immersed in water (refractive index 4/3). A light beam incident normally on the face AB is totally reflected to reach the face AC if:  

                                                                      

Q5

The angle of a prism is A and if the angle of minimum deviation is 180 – 2A, then the refractive index of the material of the prism is:  

Q6

An equilateral prism is placed on the prism table of a spectrometer in the position of minimum deviation. If the angle of incidence is 60o, the angle of deviation of the rays is:    

Q7

A ray falls on a prism ABC (AB = BC) and travels as shown in the figure. The minimum refractive index of the material should be:

                                                                                        

Q8

Three glass prism AB and C of the same refractive index are placed in contact with each other as shown in the diagram below with no air gap between the prisms. A monochromatic ray of light OP passes through the prism assembly and emerges as QR. The conditional minimum deviation is satisfied in the prisms: 

                                                                 

Q9

 

Angle of minimum deviation for a prism of refractive index 1.5 is equal to the angle of prism. The angel of the prism is:

(Given cos 41o ≈ 0.75) 

Q10

A thin prism P1 with angle 4o and made from glass of refractive index 1.54 is combined with another thin prism P2 made from glass of refractive index 1.72 to produce dispersion without deviation. The angle of the prismP2 is: