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Class 6 Science
Fun With Magnets
Quiz 1
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Which is an example of a magnetic substance?
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Iron
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Nickel
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Cobalt
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All of these
Explanation
All of these
Magnets have a shape
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cylindrical
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ball ended
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horse shoe
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all of these
Explanation
all of these
When a bar magnet is brought near iron dust, most of the dust sticks
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near the middle
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equally everywhere
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near two ends
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at the middle and ends
Explanation
near two ends
A freely suspended bar magnet rests in
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north-south directions
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east-west directions
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upside down
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any direction by chance
Explanation
north-south directions
Attraction is seen between the poles of two bar magnets in the case of
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N-pole of one magnet with N-pole of other
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N-pole of one magnet with S-pole of other
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S-pole of one magnet with S-pole of other
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all of these cases will show attraction
Explanation
N-pole of one magnet with S-pole of other
Which is a natural magnet?
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Magnetite
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Haemetite
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Bakelite
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Copper
Explanation
Magnetite
Choose the wrong statement
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Heat can destroy magnetic properties of a magnet.
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Magnets are made up of different materials and different shapes.
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There is a maximum attraction in middle of a magnet.
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Magnetite does not show magnetic properties.
Explanation
Magnetite does not show magnetic properties.
The magnetic properties of a magnet cannot be destroyed by
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hammering
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heating
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dropping on a hard surface
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boiling
Explanation
boiling
Which two ends of a magnet are called magnetic poles?
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North pole
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South pole
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North and south pole
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Self demagnetisation
Explanation
North and south pole
Magnets attract
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wood
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plastic
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paper
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iron
Explanation
iron
South pole of a magnet can be identified by
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Another magnet having its poles marked as North pole and South pole.
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Another magnet no matter whether the poles are marked or not.
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Using an iron bar.
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Using iron filings
Which of the following combination is a non-magnetic material
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plastic, wood, iron
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plastic, leather, clothes
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iron, nickel, cobalt
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leather, iron, nickel
The needle in the Magnetic compass points in the direction
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South
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East
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west
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North-South
What was used by Sailors in older days to identify the direction
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Lode Stone
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Magnetite
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Iron
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Nickel
Which one of the following is incorrect
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Like Poles Repel each other
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Unlike Poles attract each other
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Wooden material can be magnetized
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A compass is used to find direction
A bar magnet is immersed in a heap of iron filings and pulled out. The amount of iron filling clinging to the
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North pole is almost equal to the south pole.
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North pole is much more than the south pole.
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North pole is much less than the south pole
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Magnet will be same all along its length.
A magnet can be demagnetized by
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by Hammering
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Applying the heat
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Dropping from height
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All the option
A bar magnet is broken into (m) number of pieces, the total number of poles formed are
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m
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m/2
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2m
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4m
The earth acts like a giant
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Bar magnet
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Electromagnet
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Horseshoe Magnet
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None of these
A bar magnet is cut into two pieces from the middle How the poles will be distributed on both the pieces
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(a)
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(b)
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(c)
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(d)
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