Magnetic Fields and Current Principles
Interactive Video
•
Physics, Science
•
9th - 12th Grade
•
Practice Problem
•
Easy
Aiden Montgomery
Used 1+ times
FREE Resource
Read more
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who discovered the connection between electricity and magnetism in 1820?
Isaac Newton
Michael Faraday
Hans Christian Oersted
James Clerk Maxwell
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when currents run through two parallel wires in the same direction?
The wires remain unaffected
The wires repel each other
The wires attract each other
The wires create a spark
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does Ampère's Law help calculate?
The speed of light
The electric potential
The strength of currents and magnetic fields
The gravitational force
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the magnetic constant (mu_0) equal to?
4 times pi times 10 to the -7th Newtons per Amperes squared
3 times pi times 10 to the -7th Newtons per Amperes squared
1 times pi times 10 to the -7th Newtons per Amperes squared
2 times pi times 10 to the -7th Newtons per Amperes squared
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Ampère's Law, what does the integral on the left-hand side represent?
The total electric field
The total magnetic field along the loop
The total potential energy
The total gravitational field
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the equation for the magnetic field (B) along a circle surrounding a long straight wire?
B = 2 * pi * r / (mu_0 * I)
B = mu_0 * I / (2 * pi * r)
B = mu_0 / (2 * pi * I * r)
B = mu_0 * I * r / (2 * pi)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What rule helps explain the direction of the magnetic field around a current-carrying wire?
Ampère's rule
First right-hand rule
Second right-hand rule
Left-hand rule
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports
Continue with Google
Continue with Email
Continue with Microsoft
or continue with
%20(1).png)
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?
