Electromagnet

A type of magnet that has temporary magnetic effect when electric current flows through it.

This refer to

• Electric

• Electronic

• Electrostatic

• Electromagnet

When more current flows in solenoid, strength of magnetic field ...

• Decrease

• Increase

Tags

NGSS.MS-PS2-3

The pattern of magnetic field depends on the shape of conductor.

• True

• False

The pattern of magnetic field produced is not affected by the direction of the current that flows in the conductor.

• True

• False

Tags

NGSS.HS-PS2-5

Which of these is a way to make an electromagnet stronger?​ ​ ​ ​ (a)  

• wrapping the wire around the iron core more

• putting a switch in the electrical circuit

• replacing the copper wire with plastic wire

• replacing the iron core with a copper core

Tags

NGSS.MS-PS2-3

Label the parts of the electromagnet.

a

b

c

d

coil

nail

power source

wire

Tags

NGSS.MS-PS2-3

Magnetic field near to the wire is stronger.

• True

• False

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Direction of current in the wire is

• Upwards

• Downwards

Tags

NGSS.HS-PS2-5

Thumb shows the direction of

• Magnetic field

• Current

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Thumb shows the direction of

• Magnetic field

• Current

Tags

NGSS.HS-PS2-5