Magnets

Which is not a magnetic material?

• Iron

• Nickel

• Sulphur

• Ferrite

At where the magnetic power is concentrated in a bar magnet ?

• Upper part of the bar magnet

• Lower part of the bar magnet

• Poles of the bar magnet

• In all sides of the bar magnet

Magnetic field lines are not true lines

• Yes

• No

Compasses always show North and south direction when it hangs due to the effect of geomagnetism

• Yes

• No

Brass nail attracts the magnet

• No

• Yes

Tags

NGSS.MS-PS2-5

Magnetic power spread around the area of a magnet is known as

• Magnetism

• Magnetic energy

• Magnetic field

• Magnetic property

Tags

NGSS.MS-PS2-5

Compasses firstly discovered by

• Srilankans

• Indians

• Chinese

• Egyptians

South pole of a bar magnet always attracts the south pole of an another barmagnet

• Yes

• No

Ferrite is a powerful magnet

• Yes

• No

The magnetic field of a bar magnet can influences the direction of compass when the compass is placed in the magnetic field area of the bar magnet.

• Yes

• No

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5