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Given a bar magnet, how will you find the west direction
which of these does not use magnet?
LCD TV, electric fan , computer hard disk , DVD
why shouldn't magnets be brought near tv's, radios, computers, etc.
All conductors of electricity are magnetic substances. Comment on this statement giving reasons.
what precautions should be taken while using or storing magnets?
Why does the freely suspended magnet always point towards the north-south direction?
You have been given three beakers with a magnet in each. Pour iron filings in each one of them and then pour very coldwater in one,very hot water in the second and keep the third one empty.Which magnet will attract maximum amount of iron fillings? justify your answer
name some natural magnets
how to magnetise iron needle
Does a ring magnet have poles????
what is self demagnetization?how can it happen?
Can a circular magnet have poles?
what is artificial magnet?
why should we keep away the magnet from the cassettes, mobiles, television, CDs and computers ?( plz answer fast )
what are magnets
whatis the single and double touch method is?
why casting of a magnatic compass is usually made of aluminium
A Chinese Emperor named Hoang Ti had a statue on his chariot with an extended arm that always pointed towards North, as per this Study Material. I have read in my NCERT textbook the same except the fact that the arm pointed towards South. So, which is the correct fact? Kindly clarify.
a bar magnet has no marking to indicate poles. how will you find its poles without using a magnet
WHY SHOULD WE KEEP MAGNETS AWAY FROM CASSETTES,MOBILES,MUSIC SYSTEM,CD AND THE COMPUTER.
FAST ON 11 TH MARCH MY SCIENCE EXAM IS THERE
How do the magnetic poles interact ? Explain in detail.
How can we say that magnetic effect can pass through screen?
Distinguish between natural magnets and artificial magnets.
A bar megnet is cut into 4 equal parts.It is joined again using quick fix. The new megnet will behave as
a) 4 bar megnet b) 4 ordinary rods c) 1 ordinary magnet d) 1 ordinary iron rod
1) are all conductors of electricity made of magnetic substances? can you give examples to justify the answer
2) why is that a freely suspended magnet comes to rest in the north-south direction?
Magnetism at the centre of a bar magnet is
A. Minimum B. Maximum
C. Zero D. Minimum or maximum
will a strong magnet attract a piece of copper ? why?
In a magnet,magnetic domains are aligned in
(a) all the directions
(b) in a particular direction
(c) direction changes continously
(d) none of these
Name 4 important problems of bar magnet
what will happen if a magnet is brought near a conpass?
How Do Magnet Trains Run Without Touching The Ground
Please Ans Fast
Where were artificial magnets discovered?
Why is repulsion the surest test for magnetism?
why should we keep magnets away from electronic devices?
Magnetic force can be exerted only on certain substances. what are these substances
why do magnets monopoles do not exist?
A wooden stick is kept between the two magnets while storing. give reason
what is a magnet?
uses of ball end magnet
Bhavya brings a magnet near a metal ball and observes that
Magnet Metal ball- the ball moves away
What can she conclude about the metal ball?
a. It is a magnet
b. It is made up of alluminium
c. Type of measurement
d. Type of person using
why do magnets align themselves in north-south direction?
Given an odd shaped magnet , how will you find its poles?
A bar magnet has no marking to incicate its poles . How would you find out near which end is its north pole located ?
draw different types of artificial magnet ?
are all conductor of electricity are magnetic substance
Is steel a magnetic material or non-magnetic material?copper wires are magnetic material or non-magnetic material?
Why is it said that repulsion is a sure test of magnetism?
Why is compass needle kept in a classed glass vessel?
what are dominds? does these dominds help magnets attract and repul?
Why should magnets be kept away from cassettes,CDs, mobile, tv, plastic cards etc.?
first i would hate this lesson meritnation is the one who made this lesson easy
before invention of the compass, sailors used stars to find directions. In what way is using a compass better?
how was natural magnets used in olden days?
How does a magnetic compass work?
how artificial magnets are made
how can you store bar magnets safely ?
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