NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 1094 - 1097 of 2320

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Question number: 1094

» Ray Optics » Snell's Law

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MCQ▾

Question

A ray of light incident on a prism surface at an angle of 50° in the minimum deviation position. If the angle of prism is 60° then the values of δ m and µ will be respectively- (sin 50° = 0.766)

Choices

Choice (4)Response

a.

40° and 1.532

b.

90° and 1.532

c.

0° and 1.532

d.

60° and 1.532

Question number: 1095

» Ray Optics » Mirror Formula

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MCQ▾

Question

A small point object is placed at O, at a distance of 0.60 meter in air from a convex spherical surface of refractive index 1.5. If the radius of the curvature is 25 cm, then what is the position of the image on the principal axis?

Choices

Choice (4)Response

a.

1.5 m

b.

5.5 m

c.

4.5 m

d.

2.5 m

Question number: 1096

» Ray Optics » Deviation and Dispersion of Light by a Prism

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MCQ▾

Question

A ray of light fall normally on a refracting face of a prism of refractive index 1.5. Find the angle of the prism if the ray just fails to emerge from the prism.

Choices

Choice (4)Response

a.

55°

b.

42°

c.

22°

d.

12°

Question number: 1097

» Ray Optics » Reflection and Refraction of Light » Smooth Surface

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MCQ▾

Question

Which of the following form (s) a virtual and erect image for all positions of the object?

(1) Convex lens (2) Concave lens

(3) Convex mirror (4) Concave mirror

Select the correct answers and mark it according to the following codes:

Codes:

Choices

Choice (4)Response

a.

1 and 2 are correct

b.

1 and 3 are correct

c.

1,2 and 3 are correct

d.

2 and 4 are correct

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