A. anode
B. cathode
C. grid cut off
D. none of the above
Related Mcqs:
- In a JFET, when drain voltage is equal to pinch-off voltage, the depletion layers ______________?
A. almost touch each other
B. have large gap
C. have moderate gap
D. none of the above - A certain JFET data sheet gives VGS(off) = -4 V. The pinch-off voltage Vp is _____________?
A. +4 V
B. -4 V
C. dependent on VGS
D. data insufficient - When drain voltage equals the pinch-off-voltage, then drain current ___________ with the increase in drain voltage?
A. decreases
B. increases
C. remains constant
D. none of the above - The pinch-off voltage of a JFET is about _______________?
A. 5 V
B. 0.6 V
C. 15 V
D. 25 V - The gate voltage in a JFET at which drain current becomes zero is called ______________ voltage?
A. saturation
B. pinch-off
C. active
D. cut-off - n a common-source JFET amplifier, the output voltage is _____________?
A. 180o out of phase with the input
B. in phase with the input
C. 90o out of phase with the input
D. taken at the source - The source terminal of a JEFT corresponds to _____________ of a vacuum tube?
A. plate
B. cathode
C. grid
D. none of the above - A common base configuration of a pnp transistor is analogous to _____________?of a JFET
A. common source configuration
B. common drain configuration
C. common gate configuration
D. none of the above - 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 - 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
