Test Your Knowledge About Electronics Trivia

15 Questions | By Alfredhook3 | Updated: Mar 21, 2022 | Attempts: 192

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Questions and Answers

1.

Which of the following statements best describe a class A transistor amplifier?
- A.
  
  Each Transistor Is In Its Active Region For Significantly Less Than Half The Signal Cycle
- B.
  
  Each Transistor Is In Its Active Region For The Entire Signal Cycle
- C.
  
  Transistor Current Flows For More Than Half But Less Than The Entire Cycle
- D.
  
  Each Transistor Is In Its Active Region For Approximately Half The Signal Cycle
2.

In class AB operation, the output transistors are arranged in complimentary pairs. What does a complimentary pair consist of?
- A.
  
  One Mosfet And One Jfet
- B.
  
  Two Matched Npn Transistors
- C.
  
  One Bipolar Junction Transistor And One Mosfet
- D.
  
  One Npn Transistor And One Pnp Transistor
3.

In the early days of computers, what were 4 bits called?
- A.
  
  Half Speed
- B.
  
  None Of These Choices
- C.
  
  Nibble
- D.
  
  Narrow Channel Architecture
4.

Palm manufactures what type of computer?
- A.
  
  Handheld
- B.
  
  Mainframe
- C.
  
  Laptop
- D.
  
  Backlit
5.

Which electrical wire size has the largest diameter?
- A.
  
  14 Gauge
- B.
  
  18 Gauge
- C.
  
  38 Gauge
- D.
  
  12 Gauge
6.

A 24 dB per octave filter is how many dB down at the crossover frequency?
- A.
  
  12
- B.
  
  6
- C.
  
  24
- D.
  
  3
7.

How can you calculate the Xmax of a woofer?
- A.
  
  Any One Of The Methods Above
- B.
  
  Apply A 1 Watt Signal At 1khz And Measure The Distance The Cone Moves Forward
- C.
  
  Measure The Voice Coil Length, Subtract Out The Air Gap Height, And Divide By 2
- D.
  
  Measure The Piston Area And Divide By 4
8.

The getter is a metal ring usually at the top of the vacuum tube. What is its main function?
- A.
  
  None Of These Choices
- B.
  
  Heat The Filament Wire
- C.
  
  To Consume Unwanted Gas Molecules
- D.
  
  Provide Electron Flow
9.

In a push-pull output stage, if a pentode vacuum tube is connected as a triode, which of the following will happen?
- A.
  
  It's Impossible To Connect A Pentode As A Triode
- B.
  
  Distortion Is Lowered And Output Power Is Decreased
- C.
  
  Distortion Is Lowered And Output Power Is Increased
- D.
  
  Distortion Is Increased And Output Power Is Increased
10.

What is the value of a small capacitor marked 104?
- A.
  
  1 uF
- B.
  
  .1 uF
- C.
  
  10.4 uF
- D.
  
  10 uF
11.

The components in an IC chip are electrically isolated from each other by what?
- A.
  
  A Layer Of Undoped Silicon
- B.
  
  Pn Junctions Between Each Component And The P-Type Substrate
- C.
  
  A Layer Of Silicon Oxide Between The Components And Substrate
- D.
  
  They Are Not Isolated
12.

If you have a rectified power source and the output has high ripple, what would could you use to cut the ripple?
- A.
  
  A Capacitor
- B.
  
  A Diode
- C.
  
  A Resistor
- D.
  
  A Chassis Ground
13.

What is the frequency location, in megahertz(MHz), set aside by the FCC for citizen's band emergency channel 9?
- A.
  
  150.950 Mhz
- B.
  
  9.11 Mhz
- C.
  
  26.985 Mhz
- D.
  
  27.065 Mhz
14.

Which processor uses memory bank switching signals?
- A.
  
  8086
- B.
  
  8252
- C.
  
  8051
- D.
  
  8088
15.

What company makes the only microturbine?
- A.
  
  Capstone
- B.
  
  Enertech
- C.
  
  Whisper Technologies
- D.
  
  Electrion