A MOSFET differs from a JFET mainly because _________________?

Related Mcqs:

1. A MOSFET is sometimes called______________ JFET?

   A. many gate B. open gate C. insulated gate D. shorted gate...

2. 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...

3. The two important advantages of a JFET are _________________?

   A. high input impedance and square-law property B. inexpensive and high output impedance C. low input impedance and high output impedance D. none of the above...

4. A MOSFET can be operated with________________?

   A. negative gate voltage only B. positive gate voltage only C. positive as well as negative gate voltage D. none of the above...

5. A MOSFET has______________ terminals?

   A. two B. five C. four D. three...

6. The input impedance of a MOSFET is of the order of______________?

   A. O B. a few hundred O C. kO D. several MO...

7. A n-channel D-MOSFET with a positive VGS is operating in _______________?

   A. the depletion-mode B. the enhancement-mode C. cut off D. saturation...

8. In a certain common-source D-MOSFET amplifier, Vds =3.2 V r.m. and Vgs = 280 mV r.m.s. The voltage gain is_______________?

   A. 1 B. 11.4 C. 8.75 D. 3.2...

9. 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 mA...

10. 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. IDSS...