MCQEasyJEE Main 2023 · 12 April, Shift 1Electromagnetic Spectrum & Applications

Physics Question from JEE Main 2023 · 12 April, Shift 1

Given below are two statements: one is labelled as Assertion AA and the other is labelled as Reason RR.

Assertion AA: EM waves used for optical communication have longer wavelengths than that of microwave, employed in Radar technology.

Reason RR: Infrared EM waves are more energetic than microwaves.

In the light of given statements, choose the correct answer from the options given below:

  • A

    AA is false but RR is true

  • B

    AA is true but RR is false

  • C

    Both AA and RR true but RR is NOT the correct explanation of AA

  • D

    Both AA and RR true and RR is the correct explanation of AA

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