Physics · 2021
JEE Main · 25 February 2021, Shift 1 · Q8
Given below are two statements: Statement I: A speech signal of 2 kHz is used to modulate a carrier signal of 1 MHz. The bandwidth requirement for…
Given below are two statements :
Statement I : A speech signal of $\displaystyle 2$ kHz is used to modulate a carrier signal of $\displaystyle 1$ MHz. The bandwidth requirement for the signal is $\displaystyle 4$ kHz.
Statement II : The side band frequencies are $\displaystyle 1002$ kHz and $\displaystyle 998$ kHz.
In the light of the above statements, choose the correct answer from the options given below :
Official answer
(1)
Both Statement I and Statement II are true
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JEE Main 2021 Physics question, with the answer from NTA’s final answer key. Where our answers come from.