Question # 1

A freely suspended bar magenet always stays along.

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East west direction

North south direction

Any direction

Keeps oscillating

In which things of the followign electromagnet does nto pull toward itself.

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Iron

Nickle

Wood

Cobalt

The ends of magnet are called its.

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Heads

Terminals

Poles

Sides

A magnet can attract objects made of

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Silver

Aluminum

Iron

Copper

Which will not increase the strenght of an electromagnet.

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Adding an iron core

Adding a plastic core

Coiling the wire

Increasing the current

Glass is an example of

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Non magnetic materials

Magnetic materials

Permanent magnet

Temporary magent

A magnet can lose its magnetc peroperty it is called.

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Magenetism

Demagnetization

Magnetic field

None of these

Magnet is not used in

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A dynamo

An electric bell

A speaker

A heater

Electromagnets are used in

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Elecric bell

Speaker

Dynamo

All above

Magnets are of.......... types.

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2

3

4

5

The region around a magnet where it can attract magnetic materials is called.

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Magnetic compass

Magneti field

Magnetic lines

Magnetism

How may poles are there on a ring shaped magnet.

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1

2

3

4

The space around a magenet where it can attract magnetic materials.

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Electric field

Magnetic field

Magnetic pole

Magnetic core

Whcih will not cause a magnet lose its magnetism.

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Heating it

Droppingit repeatedly

Coating it with oil

Hitting it

The needlcompass is always there

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To the North and south direction

To the West and south direction

To the North and East direction

To the North and West direction

The direction of the Qibla is determined by

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Emitter

Armature

Magnetic Compass

Electromagnet

When electric current flows through an object it becomes a magnet. Such magnet is called.

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Permanent magnet

Temporary magent

Elecromagent

Non magnet

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