A
B
C
D
Text Solution
Verified by Experts
The correct Answer is:
ERRORLESS -KINETIC THEORY OF GASES-QUESTIONS
- In an amplitude modulated wave for audio frequency of 500 "cycle"//sec...
Text Solution
|
- AM is used for broad casting because,
Text Solution
|
- Range of frequencies allotted for commercial FM radio broadcast is
Text Solution
|
- The velocity factor of a transmission line x. If dielectric constant o...
Text Solution
|
- The process of superimposing signal frequency (i.e. audio wave) on the...
Text Solution
|
- Long distance short-wave radio broadcasting uses
Text Solution
|
- A sept index fibre has a relavitive refractive index of 0.88%. What is...
Text Solution
|
- The characteristic impedance of a coaxial cable is of the order of
Text Solution
|
- In which frequency range, space waves are normally propagated?
Text Solution
|
- If mu and mu(2) are the refractive indices of the materials of core an...
Text Solution
|
- Through which mode of propagation, the radio waves can be sent from on...
Text Solution
|
- A laser beam of pulse power 1012 watt is focussed on an object are 10–...
Text Solution
|
- The carrier frequency generated by a tank circuit containing 1 nF capa...
Text Solution
|
- Broadcasting antennas are generally
Text Solution
|
- For television broadcasting, the frequency employed is normally
Text Solution
|
- The ratio waves of frequency 300 MHz to 3000 MHz belong to
Text Solution
|
- An antenna behaves as resonant circuit only when its length is
Text Solution
|
- Maximum usable frequency (MUF) in F-region layer is x, when the critic...
Text Solution
|
- The electromagnetic wave of frequency 2 MHz to 30 MHz are
Text Solution
|
- A laser is a coherent source because it contains
Text Solution
|