ICSE Class 10 Light — Mock Test (2027)
Free online mock test for Light (ICSE Class 10 Physics) — 20 competency-based questions based on the latest CISCE 2027 syllabus, with instant marking. Try the samples below, then take the full test free.
What to expect: This mock test covers key concepts from the Light chapter — including application-based and competency-focused questions aligned with how ICSE actually sets the paper.
Tip: Attempt without notes first to identify gaps, then review explanations for any wrong answers. Retake after a few days for best retention.
Sample questions
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1.During spear fishing a fisherman aims at the :
- a.head of fish
- b.slightly ahead of the head of fish
- c.tail of fish
- d.none of these
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2.A water pond appears to be 2·7 m deep. If the refractive index of water is 4/3, find the actual depth of the pond.
- A.2.025 m
- B.3.6 m
- C.2.7 m
- D.5.4 m
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3.Write the expression for the magnifying power of a simple microscope. Which of the following methods will increase its magnifying power?
- A.Using a lens of longer focal length
- B.Using a lens of shorter focal length
- C.Increasing the distance between the object and the lens
- D.Decreasing the least distance of distinct vision (D)
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4.Which of the following sets of conditions must be satisfied for total internal reflection of light to occur?
- A.Light must travel from a rarer to a denser medium, and the angle of incidence must exceed the critical angle.
- B.Light must travel from a denser to a rarer medium, and the angle of incidence must be less than the critical angle.
- C.Light must travel from a denser to a rarer medium, and the angle of incidence must exceed the critical angle.
- D.Light must travel from a rarer to a denser medium, and the angle of incidence must equal the critical angle.
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5.The floor of a water tank appears at a depth of $2.5\,\mathrm{m}$. If the refractive index of water is 1.33, find the actual depth of water.
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