Generator Effect

What is another name for the generator effect?

• Magnetic Induction

• Electromagnetic Force

• Magnetic Effect

• Electric Generation

Tags

NGSS.HS-PS2-5

What happens to the potential difference when the wire stops moving through the magnetic field?

• It increases

• It remains constant

• It disappears

• It reverses

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

What is required to generate a current from the induced potential difference?

• A higher temperature

• A complete circuit

• Stronger magnets

• A longer wire

Tags

NGSS.HS-PS2-5

How can the strength of the induced current be increased?

• By decreasing the speed of the wire or magnets

• By reducing the strength of the magnetic field

• By adding more turns to the coil

• By decreasing the potential difference

Tags

NGSS.HS-PS2-5

What happens when a single magnet is moved into and out of a coil of wire?

• The current flow stops

• The coil becomes demagnetized

• A potential difference is induced

• No potential difference is induced

Tags

NGSS.HS-PS2-5

What changes the direction of the induced current when moving a magnet into and out of a coil of wire?

• The speed of the movement

• The shape of the wire

• The direction of the magnet

• The temperature of the coil

What is the key idea in electromagnetic induction?

• Magnetic force

• Electric current

• Change in magnetic field

• Potential difference

Tags

NGSS.HS-PS2-5

What effect does shaping the wire into a proper coil have on the induced potential difference?

• It increases the potential difference

• It reverses the potential difference

• It has no effect

• It decreases the potential difference

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

What happens when the wire is moved back and forth through the magnetic field?

• No potential difference is induced

• A potential difference is induced

• The wire becomes magnetized

• The current flow increases

Tags

NGSS.HS-PS2-5

How can the size of the induced potential difference be changed?

• By decreasing the strength of the magnetic field

• By moving the wire or magnets more slowly

• By using fewer turns in the coil

• By increasing the speed of the wire or magnets