Month: December 2018

A. 100 pF
B. 0.1 µF
C. 0.01 µF
D. 10 µF

A. RC
B. Transformer
C. Direct
D. None of the above

A. Amplifier level output is kept constant
B. Amplifier frequency is held constant
C. Generator frequency is held constant
D. Generator output level is held constant

A. To pass d.c. between the stages
B. Not to attenuate the low frequencies
C. To dissipate high power
D. None of the above

A. RC
B. Transformer
C. Direct
D. None of the above

A. In db
B. In volts
C. As a number
D. None of the above

A. RC coupling
B. Transformer coupling
C. Direct coupling
D. Impedance coupling

A. There is considerable power loss
B. There is hum in the output
C. Electrical size of coupling capacitor becomes very large
D. None of the above

A. 40%
B. 80%
C. 20%
D. 25%

A. Power loss in the coupling device
B. Loading effect of the next stage
C. The use of many transistors
The use of many capacitors