What is the primary function of a resistor?

To resist the flow of electric current

To store energy in an electric field

To convert electrical energy into light

What is an axial-leaded component?

A component with leads extending from opposite ends

A component with leads extending from the sides

A component with leads extending from the top

What is the function of a capacitor?

To store energy in an electric field

To increase the frequency of a signal

To decrease the voltage in a circuit

What is a solder joint?

A point of electrical and mechanical connection

A mixture of two or more metals

What is the purpose of flux in soldering?

To remove oxidation and promote bonding

What is rosin commonly used for in soldering?

To clean and prepare metal surfaces

What is the function of a lead in electronics?

To make connections to a circuit

What is a pad on a printed circuit board (PCB) used for?

Attaching component leads using solder

What is the primary use of a soldering iron?

Melting solder for joining components

What is oxidation in the context of soldering?

A chemical reaction forming an oxide layer

A process of cooling the solder

A method of increasing conductivity

A technique for cleaning the soldering iron

What is the purpose of tinning the tip of a soldering iron?

To improve heat transfer and protect against oxidation

To increase the size of the tip

To decrease the temperature of the soldering iron

What is the SI System?

A system of measurement based on seven base units, including meters, kilograms, and seconds.

A system of measurement using only meters and liters.

A system of measurement that uses feet and pounds.

A system of measurement that is not globally accepted.

What is the metric system?

A decimal-based system using meters, liters, and grams.

A system that uses feet and inches.

A system that uses only kilograms and seconds.

A system that does not use prefixes.

The smallest unit of a chemical compound, consisting of two or more atoms bonded together.

The largest unit of a chemical compound.

A unit that does not retain chemical properties.

Composed of a nucleus surrounded by electrons in orbitals.

The largest unit of an element.

A unit that contains only protons.

A unit that does not have a nucleus.

What is the role of an electron in an atom?

Orbits the nucleus and plays a key role in chemical bonding

Provides stability to the nucleus

What does the orbital path describe?

The probable regions where electrons are likely to be found

The exact location of electrons

The path of protons in the nucleus

What does the atomic number represent?

The number of protons in the nucleus

The number of electrons in an atom

The number of neutrons in an atom

According to Ohm's Law, what is the relationship between current, voltage, and resistance?

Current is directly proportional to voltage and inversely proportional to resistance.

Current is inversely proportional to voltage and directly proportional to resistance.

Current is directly proportional to both voltage and resistance.

Current is inversely proportional to both voltage and resistance.

In a series circuit, how does the current and voltage behave?

The current is the same through each component, and the voltage divides among them.

The current divides among components, and the voltage is the same across each component.

Both current and voltage are the same across each component.

Both current and voltage divide among components.

What is true about a parallel circuit?

The voltage is the same across each branch, and the current divides among branches.

The current is the same through each branch, and the voltage divides among branches.

Both current and voltage are the same across each branch.

Both current and voltage divide among branches.

What does Kirchhoff’s Voltage Law (KVL) state?

The sum of all voltage differences in a closed circuit loop is zero.

The sum of all current differences in a closed circuit loop is zero.

The total voltage entering a node is equal to the total voltage leaving the node.

The total current entering a node is equal to the total current leaving the node.

What does Kirchhoff’s Current Law (KCL) state?

The total current entering a node is equal to the total current leaving the node.

The total voltage entering a node is equal to the total voltage leaving the node.

The sum of all current differences in a closed circuit loop is zero.

The sum of all voltage differences in a closed circuit loop is zero.

What is a node in an electrical circuit?

A point where two or more components are connected, serving as a junction for current flow.

A point where the voltage is highest.

A point where the current is lowest.

A point where only one component is connected.

What is a schematic in the context of electrical circuits?

B) A diagram representing an electrical circuit

A) A reusable platform for building circuits

D) A software tool for simulation

What is the purpose of a trace on a printed circuit board (PCB)?

C) To connect different components electrically

A) To model and analyze circuit behavior

B) To represent an electrical circuit diagrammatically

D) To test functionality before mass production

What does simulation in electronics involve?

B) Using software to model circuit behavior

A) Building a physical prototype

C) Creating a conductive path on a PCB

D) Designing a reusable platform for circuits

What is a prototype used for in device development?

B) To test functionality and design before mass production

A) To represent an electrical circuit

C) To connect components on a PCB

D) To program electronic components

What is a breadboard primarily used for?

B) Building and testing circuits without soldering

A) Programming electronic devices

C) Creating a conductive path on a PCB

D) Modeling circuit behavior with software

Electricity Quiz

Quiz

•

Physics

•

12th Grade

•

Practice Problem

•

Medium

•

NGSS

HS-PS4-1, HS-PS4-5, HS-PS1-1

+16

Standards-aligned

Matt Longville

Used 1+ times

FREE Resource

93 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What causes static electricity?

An imbalance between positive and negative charges

A balanced charge distribution

A constant flow of electrons

A magnetic field

What is the unit of electric potential in the International System of Units?

Volt

Ampere

Ohm

Watt

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does one volt represent?

The potential difference that drives one ampere of current through a resistance of one ohm

The energy required to move one coulomb of charge

The power dissipated in a circuit

The resistance of a conductor

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is lightning?

A natural electrical discharge caused by imbalances between storm clouds or between a cloud and the ground

A steady flow of electric current

A type of static electricity

A form of electromagnetic radiation

How is electric current measured?

In amperes (A)

In volts (V)

In ohms (Ω)

In watts (W)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a polarized part in electronics?

A component that can be connected in any direction

A component with a specific orientation for proper function

A component that does not conduct electricity

A component that stores mechanical energy

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does tolerance refer to in electronic components?

The exact value of resistance

The allowable deviation from a specified value

The maximum voltage a component can handle

The speed at which a component operates

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