For the same a.c. power output as above, what should be the minimum power rating of transistor for class B operation?
A. 10 W
B. 4 W
C. 8 W
D. None of the above
Related Questions on Transistor Audio Power Amplifiers Mcqs
The output transformer used in a power amplifier is a _____________ transformer?
A. 1:1 ratio
B. Step-up
C. Step-down
D. None of the above
The pulsating d.c. applied to power amplifier causes________________?
A. Burning of transistor
B. Hum in the circuit
C. Excessive forward voltage
D. None of the above
If the gain versus frequency curve of a transistor amplifier is not flat, then there is distortion ?
A. Amplitude
B. Intermodulation
C. Frequency
D. None of the above