ELEC 120 FINAL EXAM QUESTIONS
AND VERIFED CORRECT ANSWERS
GRADED A+ [LATEST] 100%
GUARANTEED PASS
In a Junction Field Effect transistor JFET, the three leads are called - CORRECT ANSWER-Gate,
Drain, and Source
A JFET transistor is normally - CORRECT ANSWER-ON
A JFET transistor is normally on since the channel is open unless - CORRECT ANSWER-A negative
gate voltage is applied.
When a negative gate voltage is applied to a JFET transistor, the current - CORRECT ANSWER-
Decreases
There are two types of JFET transistors, an ____-channel ___-channel. - CORRECT ANSWER-N, P
A MOFSET gate is - CORRECT ANSWER-Metallic
A combination of photodiodes and LED's is called an - CORRECT ANSWER-Optical coupler
An optical coupler provides - CORRECT ANSWER-Electrical isolation
A semiconductor/diode that takes in light is called a - CORRECT ANSWER-Photodiode
, A semiconductor/diode that emits light is called an - CORRECT ANSWER-LED
A non-rotating device for producing alternating current - CORRECT ANSWER-Oscillator
Radio, TV, communications systems, computers and watches use - CORRECT ANSWER-
Oscillators
In a transistor, the _________ is highly doped. - CORRECT ANSWER-emitter
In a transistor, the _____ is thin and lightly doped. - CORRECT ANSWER-Base
In a transistor, the ________ collects electrons. - CORRECT ANSWER-Collector
E-MOFSET transistors are normally - CORRECT ANSWER-OFF/Closed
D-MOFEST transistors are normally - CORRECT ANSWER-ON
When an inductor and a capacitor are connected in parallel, they form a - CORRECT ANSWER-
Tank circuit
When a tank circuit is excited by a an external DC source it - CORRECT ANSWER-Oscillates
The tank circuit operates by converting a DC supply into a - CORRECT ANSWER-Uniform
repetitive signal
AND VERIFED CORRECT ANSWERS
GRADED A+ [LATEST] 100%
GUARANTEED PASS
In a Junction Field Effect transistor JFET, the three leads are called - CORRECT ANSWER-Gate,
Drain, and Source
A JFET transistor is normally - CORRECT ANSWER-ON
A JFET transistor is normally on since the channel is open unless - CORRECT ANSWER-A negative
gate voltage is applied.
When a negative gate voltage is applied to a JFET transistor, the current - CORRECT ANSWER-
Decreases
There are two types of JFET transistors, an ____-channel ___-channel. - CORRECT ANSWER-N, P
A MOFSET gate is - CORRECT ANSWER-Metallic
A combination of photodiodes and LED's is called an - CORRECT ANSWER-Optical coupler
An optical coupler provides - CORRECT ANSWER-Electrical isolation
A semiconductor/diode that takes in light is called a - CORRECT ANSWER-Photodiode
, A semiconductor/diode that emits light is called an - CORRECT ANSWER-LED
A non-rotating device for producing alternating current - CORRECT ANSWER-Oscillator
Radio, TV, communications systems, computers and watches use - CORRECT ANSWER-
Oscillators
In a transistor, the _________ is highly doped. - CORRECT ANSWER-emitter
In a transistor, the _____ is thin and lightly doped. - CORRECT ANSWER-Base
In a transistor, the ________ collects electrons. - CORRECT ANSWER-Collector
E-MOFSET transistors are normally - CORRECT ANSWER-OFF/Closed
D-MOFEST transistors are normally - CORRECT ANSWER-ON
When an inductor and a capacitor are connected in parallel, they form a - CORRECT ANSWER-
Tank circuit
When a tank circuit is excited by a an external DC source it - CORRECT ANSWER-Oscillates
The tank circuit operates by converting a DC supply into a - CORRECT ANSWER-Uniform
repetitive signal
