Test: Communication System- 2


25 Questions MCQ Test Basic Electronics Engineering for SSC JE (Technical) | Test: Communication System- 2


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Attempt Test: Communication System- 2 | 25 questions in 50 minutes | Mock test for Electrical Engineering (EE) preparation | Free important questions MCQ to study Basic Electronics Engineering for SSC JE (Technical) for Electrical Engineering (EE) Exam | Download free PDF with solutions
QUESTION: 1

For low attenuation, the best transmission medium is

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QUESTION: 2

The multicavity klystron

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QUESTION: 3

The cavity magnetron uses strapping to

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QUESTION: 4

To avoid difficulties with strapping at high frequencies, the type of cavity structure used in the magnetron is the

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QUESTION: 5

A backward-wave oscillator is based on the

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QUESTION: 6

A parametric amplifier must be cooled

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QUESTION: 7

A ruby maser amplifier must be cooled

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QUESTION: 8

A disadvantage of microstrip compared with stripline is that microstrip

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QUESTION: 9

The transmission system using two ground planes is

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QUESTION: 10

Indicate the false statement. An advantage of stripline over waveguides is its

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QUESTION: 11

Indicate the false statement: An advantage of stripline over microstrip is its

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QUESTION: 12

Surface acoustic waves propagate in

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QUESTION: 13

SAW devices may be used as

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QUESTION: 14

Indicate the false statement. FETs are preferred to bipolar transistor at the highest frequencies because they

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QUESTION: 15

For best low-level noise performance in the Xband, an amplifier should use

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QUESTION: 16

The biggest advantage of the TRAPATT diode over the IMPATT diode is its

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QUESTION: 17

Indicate which of the following diodes will produce the highest pulsed power output:

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QUESTION: 18

Indicate which of the following diodes does not use negative resistance in its operation:

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QUESTION: 19

One of the following is not used as a microwave mixer or detector:

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QUESTION: 20

One of the following microwave diodes is suitable for very low power oscillators only:

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QUESTION: 21

The transferred - electron bulk effect occurs in

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QUESTION: 22

The gain bandwidth frequency of a microwave transistor fr, is the frequency at which the

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QUESTION: 23

For a microwave transistor to operate the highest frequencies, the (indicate the false answer)

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QUESTION: 24

A varactor diode may be useful at microwave frequencies (indicate the false answer)

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QUESTION: 25

If high order frequency multiplication is required from a diode multiplier

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