MEDIUM
12th ICSE
IMPORTANT
Earn 100

What is the meaning of the term 'attenuation' in communication system?

Important Questions on Communication Systems

EASY
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 22 - Communication Systems>QUESTIONS>Q 16
What is Kennelly Heaviside layer?
EASY
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 22 - Communication Systems>QUESTIONS>Q 17
What is Appleton layer?
EASY
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 22 - Communication Systems>QUESTIONS>Q 18
What we mean by MF, HF and UHF bands?
EASY
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 22 - Communication Systems>QUESTIONS>Q 19
What is radio wave propagation?
EASY
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 22 - Communication Systems>QUESTIONS>Q 20
Name two electromagnetic waves relevant in radio transmission and communication. What is the difference between them?
EASY
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 22 - Communication Systems>QUESTIONS>Q 21
What is the cut-off frequency and cut-off wavelength beyond which ground-wave propagation is not possible?
EASY
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 22 - Communication Systems>QUESTIONS>Q 22
Name an appropriate channel needed to send a bandwidth 100 kHz over a distance of 8 km.
EASY
12th ICSE
IMPORTANT
ISC Physics Class 12, Part-2>Chapter 22 - Communication Systems>QUESTIONS>Q 23
Name the mode of propagation of radio waves which travel in a straight line from the transmitting antenna to the receiving antenna.