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Amplifiers MCQ Questions And Answers

Amplifiers MCQs : Here you will find MCQ Questions related to "Basic" in Amplifiers. These basic MCQ Questions Will help you to improve your Amplifiers knowledge and will prepare you for various Examinations like Competitive Exams, Placements, Interviews and other Entrance Exmaniations




Question 1

The process of increasing the signal strength is called as?

A. Automata
B. Communication
C. Amplification
D. Radar

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Question 2

The energy band in which valence electrons are present is called?

A. Conduction
B. Valence band
C. Forbidden energy
D. Energy bands

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Question 3

The band in which conduction electrons are present is called Conduction.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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Question 4

The energy gap between these two bands is called as?

A. Conduction energy gap
B. Valence energy gap
C. Band energy gap
D. Forbidden energy gap

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Question 5

____________ are such materials in which the conduction cannot take place, due to the large forbidden gap.

A. Semiconductors
B. Conductors
C. Insulators
D. None of the above

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Question 6

Examples of Semiconductors is?

A. Wood
B. Rubber
C. Copper
D. Germanium

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Question 7

Aluminum is an example of?

A. Insulators
B. Conductors
C. Semiconductors
D. All of the above

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Question 8

In order to prevent distortion in the output signal after amplification, the input signal must be

A. Higher than the positive saturation level of the amplifier
B. Lower than the negative saturation level of the amplifier
C. Must lie with the negative and the positive saturation level of the amplifier
D. Both higher than the positive saturation level of the amplifier and lower than the negative saturation level of the amplifier

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Question 9

Which of the following isnt true?

A. Both transformer and amplifier can provide voltage gain
B. Both transformer and amplifier can provide current gain
C. Both transformer and amplifier can provide power gain
D. None of the above

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Question 10

Semiconductors have the resistivity which is less than insulators and more than conductors.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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