3 JEE Main 2014 Communication System previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2014 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.
For sky wave propagation, the radio waves must have a frequency range in between:
A transmitting antenna at the top of a tower has a height 32   m and the height of the receiving antenna is 50 …
Long-range radio transmission is possible when the radio waves are reflected from the ionosphere. For this to happen th…