What is the direction of the magnetic field above a wire with a current flowing north, according to the right-hand rule?

Magnetic Fields and Their Properties

Interactive Video
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Physics, Science
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9th - 12th Grade
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Hard

Olivia Brooks
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To the left
To the right
Out of the page
Into the page
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which formula is used to calculate the magnitude of the magnetic field at a certain distance from a wire?
mu zero times current divided by 2 pi r
mu zero times current times r
mu zero divided by current times r
mu zero plus current divided by r
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the magnetic field strength change if the distance from the wire is doubled?
It halves
It triples
It remains the same
It doubles
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the magnetic field strength if the current is tripled?
It triples
It remains the same
It doubles
It halves
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the two-wire problem, what is the direction of the magnetic field created by the first wire above it?
To the right
Into the page
Out of the page
To the left
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the net magnetic field at point A, considering the contributions from both wires?
3.00 x 10^-4 Tesla
2.00 x 10^-4 Tesla
4.00 x 10^-4 Tesla
1.14 x 10^-4 Tesla
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the direction of the net magnetic field at point B below the first wire?
Negative y direction
Positive z direction
Positive y direction
Negative z direction
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