PICAT: ELECTRONICS INFORMATION EXAM QUESTIONS

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PICAT: ELECTRONICS INFORMATION EXAM QUESTIONS

Actual Qs and Ans - Expert-Verified Explanation -Guaranteed passing score -35 Questions and Answers

-Format: Multiple-choice / Flashcard

Question 1: The primary purpose of a hard drive in a computer is:

Answer:

To provide non-volatile data storage for the system

Question 2: The ammeter measures what aspect of an electrical circuit?

Answer:

Electrical current

Question 3: What does the I stand for in P=I*V?

Answer:

Current Question 4: Which of the following is not needed to produce electrical power fro fossil fuels?

Answer:

A dam Question 5: Which function does the receiving antenna provide in radio communication?

Answer:

It catches the signal out of the air

Question 6: What makes a resistor variable?

Answer:

You can use it to change the amount of resistance in a circuit

Question 7: The two most commonly used metals in solder are _ and _?

Answer:

Tin and lead

Question 8: An oscilloscope is typically used to analyze?

Answer:

Complex waveforms

Question 9: What is measured in ohms?

Answer:

Resistance

Question 10: Which electronic component can store charge?

Answer:

A capacitor

Question 11: What does a capacitor do?

Answer:

Stores potential energy Question 12: What is the frequency of the alternating voltage and current typically used in the United States?

Answer:

60 hz

Question 13: How many amps are in 3,500 milliamps?

Answer:

3.5

Question 14: Printed circuit boards are typically made out of?

Answer:

Fiberglass Question 15: When wiring 110V/120V AC power, what is the standard accepted color of the neutral wire?

Answer:

White

Question 16: What is a rheostat?

Answer:

A device used to vary the resistance in an electrical current

Question 17: What position is a push-to-break button usually in?

Answer:

On

Question 18: What is the resistor code color for a resistance of 6?

Answer:

Blue Question 19: Which is a variable resistor with three terminals and a contact that can slide?

Answer:

Potentionmeter

Question 20: What is diode?

Answer:

Component that allows current flow in one direction only Question 21: What makes a series-parallel circuit different from a parallel circuit?

Answer:

Some loads are parallel and some are in series

Question 22: When using a digital multi-meter to measure the amps in a circuit, the leads should be connected?

Answer:

In series between the power source and load

Question 23: Most wires are made from?

Answer:

Copper Question 24: Most 12 V car battery are made up of six individual cells connected in series. What is the voltage of each cell in a car battery?

Answer:

• V

Question 25: In the equation P=I*V, what does P stand for?

Answer:

Power (watts) Question 26: What should the temperature of a typical soldering iron be when joining two wires together?

Answer:

500 to 600 fahrenheit Question 27: Two 8-ohm speakers are connected in parallel to an amplifier with a 24-volt output.What is the voltage across each speaker?

Answer:

24 volts

Question 28: What is the correct abbreviation for kilowatt-hour?

Answer:

kWh

Question 29: A properly soldered connection will appear?

Answer:

Shiny