Trivia Quiz Questions with Answers About Electronics
What does AM stand for as in AM radio?
A: Amplitude Modulation.
In radio electronics, what does FM stand for?
A: Frequency Modulation.
In electronics, what does PCM stand for?
A: Pulse Code Modulation.
Electricity is capable of producing what in the body?
A: Deep and severe burns.
When muscles involuntarily contract due to the passage of
external electric current through the body it is called what?
A: Tetanus.
AC is more likely to cause a victim's
heart to do what than
DC electricity?
A: Fibrillate.
How much work can be done in a given amount of
time is called what?
A: Power.
In electronics, power is a function of both voltage and what?
A: Current.
One horsepower is equal to how many watts?
A: 745.7
Electric power is typically measured in "watts," and it can
be calculated by what formula?
A: P = IE.
Does a capacitor pass more or less current as the frequency of the signal
increases?
A: It passes more current as the frequency increases.
Without negative feedback, an op-amp can act as a what?
A: Comparator.
Op Amps have basically three amplifiers or stages, the
input differential stage, the gain stage, and the what?
A: Output stage.
An ideal op amp has how much gain?
A: Infinite.
What is the underlying operating principle for all modern
day op amps?
A: Negative feedback.
The first real-time computer was the what?
A: Analog computer!
The heart of the analog computer was a device called a
what?
A: Operational amplifier.
Integrated circuits, (ICs) were developed in the 50s and
60s, and in the middle 60s Fairchild introduced the µA709,the first
commercially successful IC op amp, designed by who?
A: Robert J. Widler
According to Ohms Law, when the current flowing through any
portion of a circuit is known, the voltage dropped across that portion of the
circuit can be determined by multiplying the current times the what?
A: Resistance.
A laser can be operated in either continuous mode or in
what mode, depending on whether the power output is continuous or pulses of
light?
A: Pulsed mode.
Kirchoff’s voltage law states that the sum of the voltage
drops in a series circuit is equal to the sum of what?
A: The voltage sources.
Kirchoff’s current law states: the sum of the currents
entering a junction equals the sum of the currents what?
A: Leaving the junction.
Video signals contain high frequencies and so what is
typically used to transmit and receive video signals?
A: Coaxial cable.
In digital electronics, what does TTL stand for?
A: Transistor Transistor Logic.
In the world of digital electronics, what does RTL stand
for?
A: Resistor Transistor Logic.
What does DTL stand for?
A: Diode Transistor Logic.
TTL was invented in 1961 by who at TRW?
A: James L. Buie.
The first commercial integrated-circuit TTL devices were
manufactured by who in 1963?
A: Sylvania.
In what year did Texas Instruments introduce the 5400
series of ICs, with military temperature range?
A: In 1964.
In what year did Texas Instruments introduce the 7400
series?
A: In 1966.
Standard TTL circuits operate with a power supply voltage
of how much?
A: 5 Volts.
Which logic families devices consume substantially more
power than equivalent CMOS devices at rest?
A: TTL.
TTL chips with their "totem-pole" output structure often
have a momentary overlap when both the upper and lower transistors are
conducting which results in a substantial what?
A: Current spike.
