
Electricity & Magnetism Quiz

Quiz
•
Science
•
Professional Development
•
Hard
NUR Moe
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the unit of electric current?
Volt
Ohm
Ampere (A)
Coulomb
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain the difference between series and parallel circuits.
The main difference between series and parallel circuits is how the components are connected in relation to the flow of current.
Series circuits have a higher total voltage than parallel circuits
Series circuits have components connected in parallel
Parallel circuits have components connected in series
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does a transformer work in electromagnetic induction?
In electromagnetic induction, a transformer operates by generating heat through friction.
The function of a transformer in electromagnetic induction is to store magnetic energy.
A transformer works by converting mechanical energy into electrical energy.
Electromagnetic induction allows for the transfer of electrical energy between coils in a transformer.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Define magnetic field lines.
Magnetic field lines are visible lines that can be drawn with a pencil.
Magnetic field lines are physical ropes that emit magnetic energy.
Magnetic field lines are imaginary lines used to represent the direction and strength of a magnetic field.
Magnetic field lines are mathematical equations used to calculate magnetic force.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the right-hand rule in electromagnetism?
The left-hand rule in electromagnetism is used to determine the direction of magnetic force
The right-hand rule in electromagnetism is used to calculate electric field strength
The right-hand rule in electromagnetism is a method to find the resistance of a circuit
The right-hand rule in electromagnetism is a mnemonic to determine the direction of magnetic force acting on a current-carrying conductor.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a circuit breaker in an electric circuit?
To increase the flow of electricity
To generate heat in the circuit
The purpose of a circuit breaker in an electric circuit is to protect the circuit from overloads and short circuits by interrupting the flow of electricity.
To decrease the resistance in the circuit
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Describe Faraday's law of electromagnetic induction.
A change in magnetic field through a conductor induces an electromotive force (EMF) in the conductor.
Faraday's law only applies to stationary conductors.
Faraday's law states that the induced EMF is directly proportional to the rate of change of magnetic field.
A change in electric field through a conductor induces an electromotive force (EMF) in the conductor.
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