A MOSFET is sometimes called______________ JFET?
A MOSFET is sometimes called______________ JFET?
A. many gate
B. open gate
C. insulated gate
D. shorted gate
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In a FET, there are _____________pn junctions at the sides?
In a FET, there are _____________pn junctions at the sides?A. three
B. four
C. five
D. twoA CS JFET amplifier has a load resistance of 10 kO , RD= 820O . If gm= 5mS and Vin= 500 mV, the output signal voltage is__________________?
A CS JFET amplifier has a load resistance of 10 kO , RD= 820O . If gm= 5mS and Vin= 500 mV, the output signal voltage is__________________?A. 2.05 V
B. 25 V
C. 0.5 V
D. 1.89 VThe 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 MOThe 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 VFor VGS = 0 V, the drain current becomes constant when VDS exceeds ________________?
For VGS = 0 V, the drain current becomes constant when VDS exceeds ________________?A. cut off
B. VDD
C. VP
D. VA JFET has high input impedance because _________________?
A JFET has high input impedance because _________________?A. it is made of semiconductor material
B. input is reverse biased
C. of impurity atoms
D. none of the above