Electromagnetic Spectrum & Applications: JEE Questions & Solutions
10 previous-year JEE Physics questions on Electromagnetic Spectrum & Applications, each with a worked step-by-step solution.
Previous-year questions
- 01
Match the LIST-I with LIST-II: tabular|c|l|c|l| List-I & & List-II & A. & Radio-wave & I. & is produced by Magnetron valve B. & Micro-wave…
MCQEasyJEE 2026 - 02
A point source is kept at the center of a spherically enclosed detector. If the volume of the detector is increased by 8 times, the…
MCQEasyJEE 2026 - 03
Arrange the following in the ascending order of wavelength (): (A) Microwaves ( 1) (B) Ultraviolet rays ( 2) (C) Infrared rays ( 3) (D)…
MCQEasyJEE 2025 - 04
If a source of electromagnetic radiation having power 15 kW produces 10^16 photons per second, the radiation belongs to a part of spectrum…
MCQEasyJEE 2023 - 05
Match List-I with List-II. List-I List-II A. Microwaves I. Physiotherapy B. UV rays II. Treatment of cancer C. Infra-red rays III. Lasik…
MCQEasyJEE 2023 - 06
Match the List-I with List-II: Choose the correct answer from the options given below:
MCQEasyJEE 2023 - 07
By what percentage will the transmission range of a TV tower be affected when the height of the tower is increased by 21 ?
MCQEasyJEE 2023 - 08
For an amplitude modulated wave, the minimum amplitude is 3 V, while the modulation index is 60. The maximum amplitude of the modulated…
MCQEasyJEE 2023 - 09
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R. Assertion A: EM waves used for…
MCQEasyJEE 2023 - 10
Match List I of Electromagnetic waves with corresponding wavelength range: List I 3cm List II (A) Microwave 2.2cm (I) 400 nm to 1 nm (B)…
MCQEasyJEE 2023
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