Physics, asked by mansikadyan13, 1 month ago

(2x
1. State with reasons whether the following statements are True or False.
1) Rise time of a pulse is the time required for the amplitude to reach from 0% to
100% of the peak amplitude value.
ii) All types of device noise are white noise.
iii) Standing wave ratio of a matched transmission line is infinite,
iv) Frequency modulation index m; is independent of carrier frequency.
v) Frequency shift keying is modulation of digital carrier signal with an analog
intelligent signal
vi) In superheterodyne receiver the local oscillator always operates at a fixed
frequency
vii) The depth of LCD TV depends on the size of its screen.
viii) Waveguide attenuator causes rotation of plane of polarization of the wave.
ix) Token ring protocol suffers with the data collision problem.
WAP helps in connecting devices without cables.​

Answers

Answered by ummekulsum45
2

Answer:

Which person will answer such a big essay.... Like seriously

Hopefully this helps you

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