ICSE Class 10 Modern Physics — Mock Test (2027)
Free online mock test for Modern Physics (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 Modern Physics 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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1.4. The radiation suffering the maximum deflection in a magnetic field is
- A.α-particles
- B.β-particles
- C.X-rays
- D.γ radiations
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2.What is the primary source of energy of the sun or stars?
- A.Combustion of fossil fuels
- B.Nuclear fission reactions
- C.Nuclear fusion reactions
- D.Gravitational contraction
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3.Which of the following properties is shared by both beta rays and cathode rays?
- A.Both are composed of positively charged particles.
- B.Both are deflected by electric and magnetic fields.
- C.Both are emitted only by radioactive nuclei.
- D.Both travel at speeds greater than the speed of light.
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4.During the emission of a beta particle from a radioactive nucleus, which of the following remains the same?
- A.Atomic number
- B.Mass number
- C.Number of neutrons
- D.Number of protons
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5.Why are gamma rays emitted only in nuclear processes and not in orbital electron transitions?
- A.Gamma rays have energy in the eV range, matching electron transitions.
- B.Gamma rays have energy in the MeV range, which occurs only in nuclear processes.
- C.Gamma rays are produced by electron transitions in outer orbits.
- D.Gamma rays are too weak to be produced in nuclear processes.
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