JEE Main 2021PhysicsWaves and SoundEasyMCQ

JEE Main 2021Waves and Sound Question with Solution

JEE Main 2021 (16 Mar Shift 1)

Question

A 25 m long antenna is mounted on an antenna tower. The height of the antenna tower is 75 m. The wavelength (in meter) of the signal transmitted by this antenna would be :

Choose an option

Show full solutionCorrect option: D
Correct answer
D100

Step-by-step explanation

Length of Antena =25 m=λ4

λ=100 m

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About this question

This is a previous-year question from JEE Main 2021, covering the Waves and Sound chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.