Question 4 — In Fig. 10.24, the - Questions at the end of the chapter - Chapter 10 Class 8 - Light: Mirrors and Lenses (Curiosity)

Last updated at June 17, 2026 by

Q 4
Question

In Fig. 10.24, the cap of a sketch pen is placed behind a convex lens, a concave lens, and a flat transparent glass piece, all at the same distance. Match each image with the correct type: (i) Flat transparent glass piece, (ii) Convex lens, (iii) Concave lens.

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Answer
Match by how the image looks through each.

Explanation

Image Lens / glass
(i) Same size as the cap Flat transparent glass piece
(ii) Enlarged image Convex lens
(iii) Smaller image Concave lens
Flat glass keeps the size, a convex lens enlarges, and a concave lens diminishes the image.
← Back to concept: 10.4 What Is a Lens?
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