What is the effect of increasing the speed of a conductor moving through a magnetic field on the induced EMF?
Practice Questions
1 question
Q1
What is the effect of increasing the speed of a conductor moving through a magnetic field on the induced EMF?
Increases the induced EMF
Decreases the induced EMF
No effect on the induced EMF
Induced EMF becomes zero
According to Faraday's law, the induced EMF is directly proportional to the rate of change of magnetic flux, which increases with speed.
Questions & Step-by-step Solutions
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Q
Q: What is the effect of increasing the speed of a conductor moving through a magnetic field on the induced EMF?
Solution: According to Faraday's law, the induced EMF is directly proportional to the rate of change of magnetic flux, which increases with speed.
Steps: 7
Step 1: Understand what a conductor is. A conductor is a material that allows electricity to flow through it, like a wire.
Step 2: Know what a magnetic field is. A magnetic field is an area around a magnet where magnetic forces can be felt.
Step 3: Learn about EMF (Electromotive Force). EMF is the voltage generated by a conductor when it moves through a magnetic field.
Step 4: Familiarize yourself with Faraday's law. This law states that the induced EMF in a conductor is related to how quickly the magnetic field changes around it.
Step 5: Realize that increasing the speed of the conductor means it moves through the magnetic field faster.
Step 6: Understand that as the speed increases, the rate of change of the magnetic field around the conductor also increases.
Step 7: Conclude that since the induced EMF is directly proportional to the rate of change of the magnetic field, increasing the speed of the conductor will increase the induced EMF.
