Q101
Open questionAt parallel resonance, the phase angle between the applied voltage and circuit current is ___________
Select an option to see the answer and solution.
Electrical Engineering · all questionsTransistors
Transistors
practice.
Practice every MCQ with options. Use Show answers when you want the correct option and solution.
123
Questions
6/7
Page
Pick an option on a question to see the right answer and solution.
Q102
Open questionAt series or parallel resonance, the circuit behaves as a ___________ load
Select an option to see the answer and solution.
Q103
Open questionFor frequencies above the resonant frequency, a parallel LC circuit behaves as a ___________ load
Select an option to see the answer and solution.
Q104
Open questionFor frequencies below resonant frequency, a series LC circuit behaves as a ___________ load
Select an option to see the answer and solution.
Q105
Open questionFor frequencies above the resonant frequency , a series LC circuit behaves as a ___________ load
Select an option to see the answer and solution.
Q106
Open questionFor frequencies below the resonant frequency , a parallel LC circuit behaves as a ___________ load
Select an option to see the answer and solution.
Q107
Open questionA tuned amplifier uses ___________ load
Select an option to see the answer and solution.
Q108
Open questionAs the temperature of a transistor goes up, the base emitter resistance ___________
Select an option to see the answer and solution.
Q109
Open questionA transistor has ___________
Select an option to see the answer and solution.
Q110
Open questionThe collector-base junction in a transistor has ___________
Select an option to see the answer and solution.
Q111
Open questionIf biasing is not done in an amplifier circuit, it results in ___________
Select an option to see the answer and solution.
Q112
Open questionThe disadvantage of voltage divider bias is that it has ___________
Select an option to see the answer and solution.
Q113
Open questionThe voltage gain of a tuned amplifier is ___________ at resonant frequency
Select an option to see the answer and solution.
Q114
Open questionIn voltage divider bias, VCC = 25 V; R1 = 10 kΩ; R2 = 2.2 V ; RC = 3.6 V and RE =1 kΩ. What is the emitter voltage?
Select an option to see the answer and solution.
Q115
Open questionIn series resonance, there is ___________
Select an option to see the answer and solution.
Q116
Open questionIn parallel resonance, there is ___________
Select an option to see the answer and solution.
Q117
Open questionThe zero signal IC is generally ___________ mA in the initial stages of a transistor amplifier
Select an option to see the answer and solution.
Q118
Open questionFor proper operation of the transistor, its collector should have ___________
Select an option to see the answer and solution.
Q119
Open questionThermal runaway occurs when ___________
Select an option to see the answer and solution.
Q120
Open questionIn a particular biasing circuit, the value of RE is about
Select an option to see the answer and solution.