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.What are the three types of radiations emitted by radioactive substances, and what are their respective charges?
- A.Alpha (positive), beta (negative), gamma (neutral)
- B.Alpha (negative), beta (positive), gamma (neutral)
- C.Alpha (neutral), beta (positive), gamma (negative)
- D.Alpha (positive), beta (neutral), gamma (negative)
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2.A nucleus $_{n}^{m}X$ emits one α-particle and one β-particle. What are the mass number and atomic number of the product nucleus?
- A.Mass number: $m - 4$, Atomic number: $n - 1$
- B.Mass number: $m - 4$, Atomic number: $n + 1$
- C.Mass number: $m$, Atomic number: $n - 1$
- D.Mass number: $m - 2$, Atomic number: $n - 1$
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3.Which of the following radiations travels with the speed of light?
- A.Alpha radiation
- B.Beta radiation
- C.Gamma radiation
- D.Sound waves
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4.Which of the following correctly describes beta rays and gamma rays?
- A.Beta rays are electrons of nuclear origin; gamma rays are high-energy electromagnetic radiations
- B.Beta rays are protons; gamma rays are neutrons
- C.Beta rays are helium nuclei; gamma rays are X-rays
- D.Beta rays are positrons; gamma rays are alpha particles
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5.An element ${}_{z}S^{A}$ decays to ${}_{85}R^{222}$ after emitting $2\alpha$ particles and $1\beta$ particle. Find the atomic number and atomic mass of the element $S$.
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