TEN10204

FET is a __________.

• unipolar device

• bipolar device

• tripolar device

• not a device

FET is a __________ operated device.

• current

• voltage

• current and voltage

• power

How will electrons flow through a N-channel JFET?

• From source to drain

• From source to gate

• From drain to gate

• From drain to source

JFET terminal pins are connected to the drain, the gate and the __________.

• channel

• source

• substrate

• cathode

The JFET stands for _______________.

• junction field effect transistor

• junction field electromagnetic transistor

• junction field transistor

• junction field effect enhancement transistor

FET is a device which depends only on __________________.

• channel

• electrons or holes

• electrons

• holes

Input resistance of op-amp is ____________________.

• very high

• very low

• infinity

• one

Another name for a unity gain amplifier is ______________.

• difference amplifier

• comparator

• single ended

• voltage follower

The voltage gain for inverting amplifier equals to _____________.

•  $A_v=1-\frac{R_f}{R_{in}}$  

•  $A_v=-\frac{R_f}{R_{in}}$  

•  $A_v=1+\frac{R_f}{R_{in}}$  

•  $A_v=\frac{R_f}{R_{in}}$  

In which of the following are operational amplifiers used?

• Oscillators.

• Filters.

• Instrumentation circuits.

• All of the above.