WorksheetsMagnets and their Effects
Total questions: 30
Worksheet time: 23mins
What is a magnet?
A magnet is that can conduct electricity
A magnet is an object that can attract other substance
A magnet is a substance that electricity can not pass through
What is magnetic force ?
The force of energy
The property of a magnet to attract
The force of attraction exerted by the magnet on other substance
The two ends of a magnet are called
Poles of a magnet
Terminals
Ends of a magnet
A freely suspended magnet will align iteslf in the ...........
Geographical north and south direction
Keep rotating
The west and east direction
TRUE OR FALSE
Do sailers and explorers use compass
True
False
It is an imaginary line joining the two poles of a magnet.
Magnetic axis
Magnetic field
Magnetic force
As shown in the picture, the needle is aligned in the north and south direction. The propery portrayed here is _________
Attractive property
Magnetic property
Directive property
Which is the sure test of a magnet?
attraction
repulsion
Phenomenon when a magnet demagnetise on its own:
Self-demagnetisation
demagnetisation
magnetisations
The paper clip in the image given appears to be floating in air. What may be the reason for it?
Magic
There is magnet under the cup
There is water in the cup
The water in the cup is hot
What will happen if you keep a magnetic compass near a bar magnet?
The needle will deflect
The needle will reverse the direction
The needle will start rotating
The needle will not show any movement.
Magnets attract objects made of ________
magnetic substances
non-magnetic substances
wood
plastic
A: who found magnet ?
B : Where ?
a- magnes
b- magnesia
a- ferromagnet
b-magnet
a-magnetic
b- magnetism
a-Masen
b- Magnesia
Attraction is seen between the poles of two bar magnets in the case of
N-pole of one magnet with N-pole of other
N-pole of one magnet with S-pole of other
S-pole of one magnet with S-pole of other
all of these cases will show attraction
What should the compass needle be made of?
Brass
Iron
Aluminium
Silver
When we freely suspend a magnet , the north pole of the magnet points towards -
geographical south of earth
west-south
east
geographical north of earth
What are the two types of magnets ?
week-strong
natural - artificial
The word magnet has been derived from the word
glass
magnetite
The most powerful magnet in the universe is
magnetar
magnet
_____________ is an example for temporary magnet
Alnico magnet
Electromagnet
A magnet loses its magnetism by:
a. Using
b. Storing
c. Cleaning
d. Hammering
Which of the following is not an application of magnets?
a. Credit cards
b. ATM cards
c. MRI machines
d. Microwave oven
Magnets should be stored in:
a. Generators
b. Refrigerator
c. Magnetic compass
d. Magnetic keepers
Iron:__________
natural magnet
non-magnetic material
magnetic material
Like poles:
attract
repel
both
Brass:
natural magnet
magnetic material
non-magnetic material
Which one of the following statement is INCORRECT ?
Magnetic force of attraction is maximum at the pole.
Unlike poles repel each other while like poles attract each other .
Magnetic influence can pass through wood.
Magnetic poles exist in pairs.
compass
magnetic field
What will happen when these magnets are brought close together?
They will attract each other.
They will repel each other.
Both the magnets will turn to the left.
Both the magnets will turn to the right.
