Power Amplifiers MCQs : Here you will find MCQ Questions related to "Power Amplifiers" in Amplifiers. These Power Amplifiers 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
Power Transistor is ______ in size.
A. very small
B. small
C. medium
D. larger
Question 2
A transistor that is manufactured to suit the purpose of power amplification is called as a ______________.
A. Power DC
B. Power loss
C. Power transistor
D. Power gain
Question 3
AC power output + losses is equal to?
A. AC power input
B. DC power input
C. AC power output
D. DC power output
Question 4
The function of a voltage amplifier is to raise the voltage level of the signal
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
Question 5
A voltage amplifier is designed to achieve ___________ voltage amplification.
A. minimum
B. equal
C. maximum
D. None of the above
Question 6
The base of the transistor should be thin and hence the value of β should be greater than?
A. 1
B. 10
C. 100
D. 1000
Question 7
The use of amplifier in a circuit is to _____________ for input signal.
A. Provide a phase shift
B. Provide strength
C. Provide frequency enhancement
D. Make circuit compatible
Question 8
Unit of power rating of a transistor is expressed in ___________
A. Watts
B. KWh
C. W/s
D. Wh
Question 9
Power amplifier directly amplifies ___________
A. Voltage of signal
B. Current of the signal
C. Power of the signal
D. All of the above
Question 10
The voltage amplifiers are used for small signal voltages.
A. Yes
B. No
C. Can be yes or no
D. Can not say