NCERT Class X Science Class: Chapter – 10. Light – Reflection and Refraction – Part-4 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Question 16:

Which of the following ray diagrams is correct for the ray of light incident on a concave mirror as shown in Figure?

Image the Ray Diagrams
Iamge Ray Diagrams for the Ray of Light Concave Mirror

Answer: D

Question 17:

Which of the following ray diagrams is correct for the ray of light incident on a lens shown in Fig?

Image Ray Diagrams for Ray of Light
Image Ray Diagrams for the Ray of Light Incident on a Lens

Answer: A

Question 18:

(a) Plane, convex and concave

(b) Convex, concave and plane

(c) Concave, plane and convex

(d) Convex, plane and concave

Answer: C

Question 19:

In which of the following, the image of an object placed at infinity will be highly diminished and point sized?

(a) Concave mirror only

(b) Convex mirror only

(c) Convex lens only

(d) Concave mirror, convex mirror, concave lens and convex lens

Answer: D

An Object Placed at Infinity

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