A. diode
B. pentode
C. triode
D. tetrode
Related Mcqs:
- The output characteristics of a JFET closely resemble the output characteristics of a ___________ valve?
A. pentode
B. tetrode
C. triode
D. diode - In class A operation, the input circuit of a JFET is ____________ biased?
A. forward
B. reverse
C. not
D. none of the above - The gate of a JFET is ___________ biased?
A. reverse
B. forward
C. reverse as well as forward
D. none of the above - A JFET is a__________ driven device?
A. current
B. voltage
C. both current and voltage
D. none of the above - If the reverse bias on the gate of a JFET is increased, then width of the conducting channel ______________?
A. is decreased
B. is increased
C. remains the same
D. none of the above - The input control parameter of a JFET is __________________?
A. gate voltage
B. source voltage
C. drain voltage
D. gate current - The transconductance of a JFET ranges from ________________?
A. 100 to 500 mA/V
B. 500 to 1000 mA/V
C. 0.5 to 30 mA/V
D. above 1000 mA/V - A certain common-source JFET has a voltage gain of 10. If the source bypass capacitor is removed, ______________?
A. the voltage gain will increase
B. the transconductance will increase
C. the voltage gain will decrease
D. the Q-point will shift - A MOSFET differs from a JFET mainly because _________________?
A. of power rating
B. the MOSFET has two gates
C. the JFET has a pn junction
D. none of the above - In a certain CS JFET amplifier, RD= 1kO , RS= 560 O , VDD=10V and gm= 4500 µS. If the source resistor is completely bypassed, the voltage gain is ________________?
A. 450
B. 45
C. 2.52
D. 4.5
