Free Basic Electronics & Circuitry Questions and Answers

Question 1

What does the abbreviation 'DC' stand for in electronics?

Accepted Answer

Direct Current

Answer

Double Charge

Answer

Dynamic Control

Answer

Down Current

Question 2

What is the basic unit of electrical resistance?

Accepted Answer

Ohm

Answer

Volt

Answer

Ampere

Answer

Watt

Question 3

Which component stores electrical energy in an electric field?

Accepted Answer

Capacitor

Answer

Resistor

Answer

Inductor

Answer

Transformer

Question 4

What device converts AC to DC?

Accepted Answer

Rectifier

Answer

Inverter

Answer

Amplifier

Answer

Oscillator

Question 5

What is the function of a resistor?

Accepted Answer

Limit current

Answer

Increase voltage

Answer

Store charge

Answer

Generate power

Question 6

What component opposes changes in current?

Accepted Answer

Inductor

Answer

Resistor

Answer

Capacitor

Answer

Diode

Question 7

What does Ohm’s Law state?

Accepted Answer

V=IR

Answer

P=VI

Answer

E=MC²

Answer

V=PI

Question 8

Which symbol represents a diode in circuit diagrams?

Accepted Answer

Triangle with line

Answer

Z-shaped line

Answer

Circle with cross

Answer

Square box

Question 9

What is the unit of electric current?

Accepted Answer

Ampere

Answer

Volt

Answer

Ohm

Answer

Farad