A common base configuration of a pnp transistor is analogous to _____________?of a JFET

Related Mcqs:

1. A JFET is also called____________ transistor?

   A. unipolar B. bipolar C. unijunction D. none of the above...

2. 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...

3. The pinch-off voltage in a JFET is analogous to _____________ voltage in a vacuum tube?

   A. anode B. cathode C. grid cut off D. none of the above...

4. 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...

5. In a p-channel JFET, the charge carriers are _____________?

   A. electrons B. holes C. both electrons and holes D. none of the above...

6. 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...

7. 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...

8. 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...

9. If the gate of a JFET is made less negative, the width of the conducting channel__________________?

   A. remains the same B. is decreased C. is increased D. none of the above...

10. The constant-current region of a JFET lies between______________?

    A. cut off and saturation B. cut off and pinch-off a. and IDSS C. pinch-off and breakdown...