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You Are On Multi Choice Question Bank SET 1051

52551. What is the input impedance of a common-gate configured JFET?

52552. JFET terminal "legs" are connections to the drain, the gate, and the:

52553. A very simple bias for a D-MOSFET is called:

52554. With the E-MOSFET, when gate input voltage is zero, drain current is:

52555. With a 30-volt VDD, and an 8-kilohm drain resistor, what is the E-MOSFET Q point voltage, with ID = 3 mA?

52556. When an input signal reduces the channel size, the process is called:

52557. Which JFET configuration would connect a high-resistance signal source to a low-resistance load?

52558. How will electrons flow through a p-channel JFET?

52559. When VGS = 0 V, a JFET is:

52560. When applied input voltage varies the resistance of a channel, the result is called:

52561. When is a vertical channel E-MOSFET used?

52562. When the JFET is no longer able to control the current, this point is called the:

52563. With a JFET, a ratio of output current change against an input voltage change is called:

52564. Which type of JFET bias requires a negative supply voltage?

52565. How will a D-MOSFET input impedance change with signal frequency?

52566. The type of bias most often used with E-MOSFET circuits is:

52567. The transconductance curve of a JFET is a graph of:

52568. The common-source JFET amplifier has:

52569. Using voltage-divider biasing, what is the voltage at the gate VGS?

52570. The overall input capacitance of a dual-gate D-MOSFET is lower because the devices are usually connected:

52571. What is the transconductance of an FET when ID = 1 mA and VGS = 1 V?

52572. Which component is considered to be an "OFF" device?

52573. In an n-channel JFET, what will happen at the pinch-off voltage?

52574. Breakdown voltage and pinch-off voltage of a JFET are different terms for the same voltage level.

52575. A JFET can be either a current-controlled device or a voltage-controlled device.

52576. A JFET has 3 terminals: gate, drain, and source.

52577. An enhancement-type MOSFET or E-MOSFET can be turned on when the channel is depleted.

52578. The charge carriers in a junction field effect transistor (JFET) will flow from source to drain in a p-channel and from drain to source in an n-channel.

52579. In a voltage-divider JFET circuit, ID is a maximum when VGS = 0 V.

52580. The amount of gate voltage needed to turn the JFET completely off is called VGS(OFF).

52581. A common-drain configured JFET is also called a source-follower.

52582. If the drain, source, and channel are all a p-type material, and the transistor operates in both modes, this is a p-channel E-MOSFET.

52583. A D-MOSFET cannot be biased using zero biasing.

52584. Transconductance is also called mutual conductance.

52585. A JFET is very similar to a BJT.

52586. A MOSFET has an isolated gate.

52587. The gate-biased JFET characteristic curve includes IDS.

52588. To get a negative gate-source voltage in a self-biased JFET circuit, you must use a ________.

52589. One advantage of voltage-divider bias is that the dependency of drain current, ID, on the range of Q points is _________.

52590. A __________ change in VDS will produce a __________ change in ID.

52591. A _______________ JFET amplifier provides a voltage gain of less than one.

52592. Junction Field Effect Transistors (JFET) contain how many diodes?

52593. When an input delta of 2 V produces a transconductance of 1.5 mS, what is the drain current delta?

52594. When not in use, MOSFET pins are kept at the same potential through the use of:

52595. D-MOSFETs are sometimes used in series to construct a cascode high-frequency amplifier to overcome the loss of:

52596. A "U" shaped, opposite-polarity material built near a JFET-channel center is called the:

52597. If both inputs of an S-R NAND latch are LOW, what will happen to the output?

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