A. Class A
B. Class B
C. Class C
D. None of the above
Related Mcqs:
- If the zero signal dissipation of a transistor is 1W, then power rating of the transistor should be at least___________________?
A. 5 W
B. 33 W
C. 75 W
D. 1 W - An amplifier receives 0.1 W of input signal and delivers 15 W of signal power. What is the power gain in db?
A. 8 db
B. 6 db
C. 5 db
D. 4 db - When an input signal 1 is applied to a NOT gate, the output is ______________?
A. 0
B. 1
C. Either 0 & 1
D. None of the above - The output signal voltage and current of a power amplifier are 5V and 200 mA; the values being r.m.s. What is the power output ?
A. 1 W
B. 2 W
C. 4 W
D. None of the above - If the maximum collector current due to signal alone is 3 mA, then zero signal collector current should be at least equal to___________________?
A. 6 mA
B. mA
C. 3 mA
D. 1 mA - The leakage current in a silicon transistor is about_____________ the leakage current in a germanium transistor?
A. One hundredth
B. One tenth
C. One thousandth
D. One millionth - The value of collector load RC in a transistor amplifier is _______________the output impedance of the transistor?
A. The same as
B. Less than
C. More than
D. None of the above - The same signal in Problem 2 is applied to an RC high-pass filter. If the reactance is zero at the input frequency, the output voltage is____________?
A. 12.73 V peak-to-peak
B. 18 V peak-to-peak
C. 9 V peak-to-peak
D. zero - If a transistor amplifier draws 2mA when input voltage is 10 V, then its input impedance is ____________?
A. 20 kΩ
B. 2 kΩ
C. 10 kΩ
D. 5 kΩ - 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
