What is the fundamental principle of Lenz's Law?

Understanding Lenz's Law and Induced Currents

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

Olivia Brooks
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
It states that the induced EMF will always be zero.
It states that the induced EMF will oppose the change in magnetic flux.
It states that the induced EMF will have no effect on the magnetic flux.
It states that the induced EMF will enhance the change in magnetic flux.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the induced EMF behave when the magnetic flux through a coil increases?
The induced EMF will decrease the magnetic flux.
The induced EMF will increase the magnetic flux further.
The induced EMF will remain constant.
The induced EMF will have no effect.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the system respond when you attempt to increase the magnetic flux in a coil?
It generates heat.
It remains unaffected.
It tries to decrease the flux.
It tries to increase the flux further.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the right-hand rule help determine in the context of Lenz's Law?
The magnitude of the magnetic field.
The direction of the induced current and magnetic field.
The resistance of the coil.
The speed of the current in the wire.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example where the magnetic flux is decreasing, what does the system try to do?
It does nothing.
It tries to increase the flux to maintain equilibrium.
It tries to maintain the decrease in flux.
It tries to decrease the flux further.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the direction of the induced current in a coil when the external magnetic field is decreasing?
It flows in the same direction as the external field.
It does not flow at all.
It flows randomly.
It flows in the opposite direction to the external field.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the induced magnetic field when the external magnetic field is constant and the coil is moved away?
The induced magnetic field disappears.
The induced magnetic field remains constant.
The induced magnetic field opposes the external field.
The induced magnetic field supports the external field.
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