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Microwave Communication

Microwave Communication
__________ is the progressive decrease of signal strength with increasing distance.

Attenuation
Modulation
Radiation
Propagation

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Microwave Communication
Which causes multipath or frequency selective fading?

Nearer reflector
Further reflector
Large reflector
Small reflector

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Microwave Communication
What do you call an attenuation that occurs over many different wavelengths of the carrier?

Wavelength fading
Rician fading
Slow fading
Rayleigh fading

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Microwave Communication
A traveling-wave tube (TWT) amplifies by virtue of

The effect of an external magnetic field
The energy liberated form the collector
The absorption of energy by the signal from an electron stream
The energy contained the cavity resonators

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Microwave Communication
The main frequency determining element of a klystron is

The accelerating voltage
The repeller voltage
Its resonant cavity
Its mode of operation

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Microwave Communication
When it is desired that short-range targets be clearly seen on a pulsed-radar set, it is important that the receiver and display system have

A long time constant
Low-pass filters
The shortest possible time
The restricted high-frequency response

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MORE MCQ ON Microwave Communication

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