Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
PUNJAB BOARD PREVIOUS YEAR PAPERS-Principles of communication-Exercise
- Draw the circuit diagram for an amplitude modulator.
Text Solution
|
- Explain space wave propagation of radio waves.
Text Solution
|
- What is space wave propagation ? Why is it limited upto small distance...
Text Solution
|
- What is the need for modulation ?
Text Solution
|
- Why audio signals cannotbe transmitted directly into space ?
Text Solution
|
- Explain basic elements of communication system with the help of block ...
Text Solution
|
- Explain space wave propagation.
Text Solution
|
- Explain sky wave propagation of radiowaves.
Text Solution
|
- What is the need for modulation ?
Text Solution
|
- What are the limitations of amplitude modulation ?
Text Solution
|
- Draw a labelled block diagram of a basic communication system.
Text Solution
|
- Give one difference between point to point mode of communication and b...
Text Solution
|
- Why is ground wave propagation not suitable for high frequency ?
Text Solution
|
- What is the need for modulation ?
Text Solution
|
- Draw a labelled block diagram of a basic communication system.
Text Solution
|
- What is the modulation ? What is need for modulation?
Text Solution
|
- Explain why sky wave propagation is not possible for high frequency ra...
Text Solution
|
- What is the need for modulation ?
Text Solution
|
- Why sky waves are not used in transmission of TV signals?
Text Solution
|
- Explain sky wave propagation of radiowaves.
Text Solution
|