What happens to a wire carrying current when placed in a magnetic field?

Magnetic Forces and Current Direction

Interactive Video
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Physics, Science, Mathematics
•
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
It becomes a magnet.
It experiences a force.
It generates electricity.
It stops conducting current.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which formula represents the magnetic force on a moving charge?
F = qvB sin θ
F = mv^2/r
F = ma
F = qE
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of magnetic forces, what does 'i' represent in the formula F = iLB sin θ?
Inductance
Resistance
Voltage
Current
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the direction of the magnetic force on a wire determined?
Using the left-hand rule
By calculating the resistance
By measuring the voltage
Using the right-hand rule
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the angle between the current and magnetic field when the force is maximum?
90 degrees
0 degrees
45 degrees
180 degrees
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the current is directed to the left and the magnetic field is upwards, what is the direction of the force?
To the right
To the left
Out of the screen
Into the screen
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following increases the total force on a wire in a magnetic field?
Decreasing the magnetic field
Decreasing the current
Increasing the length of the wire
Shortening the wire
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