3 JEE Main 2017 Communication System previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2017 previous-year questions from the Communication System chapter of Physics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Communication System chapter hub.
In amplitude modulation, the sinusoidal carrier frequency used is denoted by ω c and the signal frequency is denot…
A signal of frequency 20   kHz and peak voltage of 5   Volt   is used to modulate a carrier wave of freq…
A signal is to be transmitted through a wave of wavelength λ , using a linear antenna. The length l of the antenna…