ICSE Class 10 Electromagnetic Waves — Mock Test (2027)
Free online mock test for Electromagnetic Waves (ICSE Class 10 Physics) — 73 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 Electromagnetic Waves 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.One common way to generate X-rays is to:
- A.heat water molecules
- B.bombard a metal target with high-energy electrons
- C.use a magnetron valve
- D.use radioactive decay of nuclei
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2.The speed of electromagnetic waves in vacuum is given by:
- A.c = mu0 eps0
- B.c = 1/sqrt(mu0 eps0)
- C.c = sqrt(mu0 eps0)
- D.c = 1/(mu0 eps0)
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3.Which type of electromagnetic radiation is mainly responsible for maintaining the earth's warmth through the greenhouse effect?
- A.Ultraviolet waves
- B.Infrared waves
- C.X-rays
- D.Radio waves
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4.The speed of an electromagnetic wave in free space is given by c = 1/sqrt(mu0 eps0). Using mu0 = 4 pi x 10^-7 T m/A and eps0 = 8.85 x 10^-12 C^2/(N m^2), the speed c is closest to:
- A.3 x 10^6 m/s
- B.3 x 10^8 m/s
- C.9 x 10^16 m/s
- D.1.1 x 10^-17 m/s
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5.A parallel plate capacitor with plate area A is being charged so that the charge Q increases at a constant rate. The displacement current between the plates equals:
- A.dQ/dt
- B.eps0 (dQ/dt)
- C.(1/eps0)(dQ/dt)
- D.zero
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