A JFET has ____________ power gain?
A JFET has ____________ power gain?
A. small
B. very high
C. very small
D. none of the above
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A JFET is similar in operation to ___________ valve?
A JFET is similar in operation to ___________ valve?A. diode
B. pentode
C. triode
D. tetrodeA certain D-MOSFET is biased at VGS = 0 V. Its data sheet specifies IDSS = 20mA and VGS(off) = -5 V. The value of the drain current is _____________?
A certain D-MOSFET is biased at VGS = 0 V. Its data sheet specifies IDSS = 20mA and VGS(off) = -5 V. The value of the drain current is _____________?A. 20 mA
B. 0 mA
C. 40 mA
D. 10 mAIf load resistance in the above question (Q.49) is removed, the output voltage will_____________?
If load resistance in the above question (Q.49) is removed, the output voltage will_____________?A. increase
B. decrease
C. stay the same
D. be zeroThe pinch-off voltage of a JFET is about _______________?
The ch-off voltage of a JFET is about _______________?A. 5 V
B. 0.6 V
C. 15 V
D. 25 VIf the cross-sectional area of the channel in n-channel JEFT increases, the drain current _____________?
If the cross-sectional area of the channel in n-channel JEFT increases, the drain current _____________?A. is increased
B. is decreased
C. remains the same
D. none of the aboveAt cut-off, the JFET channel is _____________?
At cut-off, the JFET channel is _____________?A. at its widest point
B. completely closed by the depletion region
C. extremely narrow
D. reverse baised