Practice MCQs for BITSAT Physics Electromagnetic Waves
Access targeted multiple-choice questions for Electromagnetic Waves designed to align with the latest BITSAT academic syllabus for BITSAT Physics. These objective practice sets help students evaluate their conceptual understanding and improve exam readiness.
Access Electromagnetic Waves Questions and Solutions
Access the complete set of multiple-choice questions for Electromagnetic Waves below. This focused format allows students to isolate specific topics for thorough review and uninterrupted practice alongside official BITSAT textbooks.
Question: The electric and the magnetic field associated with an E.M. wave, propagating along the +zaxis, can be represented by
- a)
- b)
- c)
- d)
Answer:
Question: Which of the following electromagnetic radiations has the smallest wavelength?
- a) Ultraviolet rays
- b) X-rays
- c) Υ-rays
- d) Microwaves
Answer: Υ-rays
Question: An electromagnetic wave passes through space and its equation is given by E = E0 sin (ωt – kx) where E is electric field. Energy density of electromagnetic wave in space is
- a)
- b)
- c)
- d)
Answer:
Question: The magnetic field in a travelling electromagnetic wave has a peak value of 20 nT. The peak value of electric field strength is
- a) 3 V/m
- b) 6 V/m
- c) 9 V/m
- d) 12 V/m
Answer: 6 V/m
Question: A plane electromagnetic wave is incident on a material surface. If the wave delivers momentum p and energy E, then
- a) p = 0, E = 0
- b) p ≠ 0, E ≠ 0
- c) p ≠ 0, E = 0
- d) p = 0, E ≠ 0
Answer: p ≠ 0, E ≠ 0
Question: If vs, vx and vm are the speed of soft gamma rays, X-rays and microwaves respectively in vacuum, then
- a) vs > vx > vm
- b) vs < vx < vm
- c) vs > vx < vm
- d) vs = vx = vm
Answer: vs = vx = vm
Question: The electromagnetic radiation used in food processing sterilizing agent is
- a) Microwaves
- b) UV rays
- c) Gamma rays
- d) Radio waves
Answer: UV rays
Question: A plane electromagnetic wave travels in free space along x-axis. At a particular point in space, the electric field along y-axis is 9.3V m–1. The magnetic induction (B) along z-axis is
- a) 3.1 × 10–8 T
- b) 3 × 10–5 T
- c) 3 × 10–6 T
- d) 9.3 × 10–6
Answer: 3.1 × 10–8 T
Question: The electromagnetic radiation used in food processing sterilizing agent is
- a) Microwaves
- b) UV rays
- c) Gamma rays
- d) Radio waves
Answer: UV rays
Question: Which of the following electromagnetic radiations has the smallest wavelength?
- a) Ultraviolet rays
- b) X-rays
- c) γ-rays
- d) Microwaves
Answer: γ-rays
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BITSAT Physics Electromagnetic Waves Objective Test Questions
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NCERT-Aligned Objective Questions and Solutions
Each question includes structured solution keys mapped directly to standard BITSAT textbooks, helping students evaluate their reasoning and correct mistakes early in their revision.
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FAQs
You can get most exhaustive BITSAT Physics Electromagnetic Waves MCQs for free on StudiesToday.com. These MCQs for BITSAT Physics are updated for the 2026-27 academic session as per BITSAT examination standards.
Yes, our BITSAT Physics Electromagnetic Waves MCQs include the latest type of questions, such as Assertion-Reasoning and Case-based MCQs. 50% of the BITSAT paper is now competency-based.
By solving our BITSAT Physics Electromagnetic Waves MCQs, BITSAT students can improve their accuracy and speed which is important as objective questions provide a chance to secure 100% marks in the Physics.
Yes, Physics MCQs for BITSAT have answer key and brief explanations to help students understand logic behind the correct option as its important for 2026 competency-focused BITSAT exams.
Yes, you can also access online interactive tests for BITSAT Physics Electromagnetic Waves MCQs on StudiesToday.com as they provide instant answers and score to help you track your progress in Physics.