Given below are two | Communication Systems

JEE MAIN 2023

31-01-23 S2

Question

Given below are two statements
Statement I: For transmitting a signal, size of antenna (l) should be comparable to wavelength of signal
(at least $l=\frac{\lambda}{4}$ in dimension).
Statement II: In amplitude modulation, amplitude of carrier wave remains constant (unchanged). In the light of the above statements, choose the most appropriate answer from the options given below.

Select the correct option:

Both Statement I and Statement II are correct

Both Statement I and Statement II are incorrect

Statement I is incorrect but Statement II is correct

Statement I is correct but Statement II is incorrect

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution