CBSE Class 10 Science 2026: question 30
Set in the CBSE Class 10 board exam of 2026, paper 31/2/1, section C, question 30, for 1 mark. Try it first; the hints and our step-by-step solution are below.
Q30 · 1 mark · MCQLight – Reflection and Refraction
From the following options choose the one which gives negative magnification greater than one :
- (A)Concave mirror; Nature of image – real
- (B)Concave mirror; Nature of image – virtual
- (C)Convex mirror; Nature of image – real
- (D)Convex mirror; Nature of image – virtual
Source: official question paper from cbse.gov.in (PDF). See it in the full 2026 board paper, set 31/2/1.
Hints
Open one hint at a time and try again before the next.
Hint 1
What does a negative sign of m tell you about the image?
Hint 2
Which mirror can form real, enlarged images?
Step-by-step solution
Each step shows the marks it earns, as an examiner would award them. Checked by an independent re-solve from the question paper.
Negative magnification means the image is real and inverted. Of the two mirrors, only a concave mirror can form a real image.
- 1 mark
When the object lies between F and C, the image is formed beyond C, is enlarged, and has . Option (A).
Answer: Option (A)
Where the marks are
- Concave mirror, real image (1 mark)
Revise the chapter
- Chapter: Light – Reflection and Refraction (notes, formulas, where marks are lost and every past question)
More questions from Light – Reflection and Refraction
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The question is transcribed from the official paper; figures are described in words. The solution, hints and chapter tag are ours. Spotted an error? Write tosupport@questionbuddy.in.