Find the value of the angle of emergence from the prism given below for the incidence ray shown. The refractive index of the glass is 3.

      

1. 45°

2. 90°

3. 60°

4. 30°

Subtopic:  Refraction at Plane Surface |
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A light ray falls on a glass surface of refractive index \(\sqrt{3}\), at an angle of 60°. The angle between the refracted and reflected rays would be:
1. 120°
2. 30°
3. 60°
4. 90° 
Subtopic:  Refraction at Plane Surface |
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A beam of light is incident vertically on a glass slab of thickness 1 cm, and refractive index 1.5. A fraction 'A' is reflected from the front surface while another fraction 'B' enters the slab and emerges after reflection from the back surface. Time delay between them is:
1.  10-10 s
2.  5 × 10-10 s
3.  10-11 s
4.  5 × 10-11 s

Subtopic:  Refraction at Plane Surface |
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
Please attempt this question first.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology