The input impedance of a MOSFET is of the order of______________?
The input impedance of a MOSFET is of the order of______________?
A. O
B. a few hundred O
C. kO
D. several MO
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A certain p-channel E-MOSFET has VGS(th) = -2V. If VGS= 0V, the drain current is ____________?
A certain p-channel E-MOSFET has VGS(th) = -2V. If VGS= 0V, the drain current is ____________?A. 0 mA
B. ID(on)
C. maximum
D. IDSSA n-channel D-MOSFET with a positive VGS is operating in _______________?
A n-channel D-MOSFET with a positive VGS is operating in _______________?A. the depletion-mode
B. the enhancement-mode
C. cut off
D. saturationIf the reverse bias on the gate of a JFET is increased, then width of the conducting channel ______________?
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 aboveA 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 mAAt 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 baisedA JFET is similar in operation to ___________ valve?
A JFET is similar in operation to ___________ valve?A. diode
B. pentode
C. triode
D. tetrode