Who discovered that a current running through a wire creates a magnetic field?

Magnetic Forces and Induction Concepts

Interactive Video
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Physics
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9th - 12th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Albert Einstein
Hans Christian Ørsted
Isaac Newton
Nikola Tesla
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the magnetic field when a wire is coiled into a solenoid?
It remains the same
It strengthens
It weakens
It disappears
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
According to the first right-hand rule, if the current flows upwards, in which direction do the magnetic field lines curl?
Horizontally
Vertically
Counterclockwise
Clockwise
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What effect does placing an iron core inside a solenoid have on the magnetic field?
Decreases the field strength
Reverses the field direction
No effect
Increases the field strength
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which rule helps determine the direction of the magnetic force on a moving charge?
Fourth right-hand rule
Third right-hand rule
Second right-hand rule
First right-hand rule
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for calculating the magnetic force on a moving charge?
F = q + v + B
F = qvB sin(θ)
F = qvB cos(θ)
F = qv/B
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the unit of magnetic field strength?
Newton
Joule
Tesla
Watt
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