Transistors Archives - Page 10 of 10 - MCQ and Quiz for Exams

91. A tuned amplifier is used in ___________ applications

Radio frequency

Low frequency

Audio frequency

None of the above

Detailed SolutionA tuned amplifier is used in ___________ applications

92. ICEO = () ICBO

Ã

1 + a

1 + Ã

none of the above

Detailed SolutionICEO = () ICBO

93. If biasing is not done in an amplifier circuit, it results in ___________

Decrease in the base current

Unfaithful amplification

Excessive collector bias

None of the above

Detailed SolutionIf biasing is not done in an amplifier circuit, it results in ___________

94. The most commonly used semiconductor in the manufacture of a transistor is ___________

germanium

silicon

carbon

none of the above

Detailed SolutionThe most commonly used semiconductor in the manufacture of a transistor is ___________

95. The disadvantage of voltage divider bias is that it has ___________

High stability factor

Low base current

Many resistors

None of the above

Detailed SolutionThe disadvantage of voltage divider bias is that it has ___________

96. In a parallel LC circuit, if the input signal frequency is increased above resonant frequency then ___________

XL increases and XC decreases

XL decreases and XC increases

Both XL and XC increase

Both XL and XC decrease

Detailed SolutionIn a parallel LC circuit, if the input signal frequency is increased above resonant frequency then ___________

Page 1 Page 2 Page 3 Page 4 Page 5

Exit mobile version