Advertisements
Advertisements
प्रश्न
Draw a neat, labelled block diagram for a generalised communication system.
उत्तर
Block Diagram of Generalised Communication System
APPEARS IN
संबंधित प्रश्न
Draw a block diagram of generalized communication system.
Ionosphere mainly consists of _______.
Name the essential components of a communication system.
Distinguish between ‘Analog’ and ‘Digital’ forms of communication.
Explain briefly two commonly used applications of the ‘Internet’.
Write any three applications of the Internet used in communication systems.
The figure given below shows the block diagram of a generalized communication system. Identify the element labelled 'X' and write its function.
Write two basic modes of communication
Any device that converts one form of energy into another is termed as ______.
(A) amplifier
(B) transducer
(C) receiver
(D) demodulator
Draw a neat, labelled block diagram of a receiver for the detection of amplitude modulated wave.
For efficient radiation and reception of signal with wavelength λ, the transmitting antennas would have length comparable to ______.
(A)`lambda` of frequency used
(B)`lambda/2` of frequency used
(C )`lambda/3` of frequency used
(D)`lambda/4` of frequency used
Draw the block diagram of a receiver in communication system
Explain the terms : Receiver in communication system
Write the functions of each of the following in communication system : Channel
Distinguish between a transducer and a repeater.
Answer the following question :
Write the functions of transducer and repeater ?
Mention the function of any two of the following used
(i) Transducer
(ii) Repeater
(iii) Transmitter
(iv) Bandpass Filter
Explain the function of a repeater in a communication system.
Explain the terms (a) Transducer and (b) Attenuation in communication system.
A transmitting antenna of height h and the receiving antenna of height 45 m are separated by a distance of 40 km for satisfactory communication in line of sight mode. Then the value of h is (given radius of the earth is 6400 km):
