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Given a bar magnet, how will you find the west direction
why shouldn't magnets be brought near tv's, radios, computers, etc.
which of these does not use magnet?
LCD TV, electric fan , computer hard disk , DVD
what precautions should be taken while using or storing magnets?
Why does the freely suspended magnet always point towards the north-south direction?
All conductors of electricity are magnetic substances. Comment on this statement giving reasons.
name some natural magnets
what is self demagnetization?how can it happen?
Does a ring magnet have poles????
Can a circular magnet have poles?
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
what is artificial magnet?
how do we store a bar 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?
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.
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
Magnetic force can be exerted only on certain substances. what are these substances
how to magnetise iron needle
Distinguish between natural magnets and artificial magnets.
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?
how was natural magnets used in olden days?
Magnetism at the centre of a bar magnet is
A. Minimum B. Maximum
C. Zero D. Minimum or maximum
Q. Which of the following objects doesn't make use of a magnet?
A refrigerator (1)
A telephone (2)
A telivision (3)
A dry cell (4)
will a strong magnet attract a piece of copper ? why?
Name 4 important problems of bar magnet
why casting of a magnatic compass is usually made of aluminium
what will happen if a magnet is brought near a conpass?
What are electromagnets??
PLS ANSWER MY QUWSTION FAST BECAUSE.......... MY FINAL EXAM F SCIENCE TOMORROW!!!
uses of ball end magnet
How Do Magnet Trains Run Without Touching The Ground
Please Ans Fast
Where were artificial magnets discovered?
Why does a freely suspended magnet always come to rest in north south direction?
Why is repulsion the surest test for magnetism?
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
why should we keep magnets away from electronic devices?
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 monopoles do not exist?
what is a magnet?
why do magnets align themselves in north-south direction?
How can we say that magnetic effect can pass through screen?
Given an odd shaped magnet , how will you find its poles?
A wooden stick is kept between the two magnets while storing. give reason
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 ?
Is steel a magnetic material or non-magnetic material?copper wires are magnetic material or non-magnetic material?
Why is compass needle kept in a classed glass vessel?
what is a natural magnet ?
Why should magnets be kept away from cassettes,CDs, mobile, tv, plastic cards etc.?
before invention of the compass, sailors used stars to find directions. In what way is using a compass better?
How does a magnetic compass work?
how artificial magnets are made
How do the magnetic poles interact ? Explain in detail.
how can you store bar magnets safely ?
name the ore of iron that has magnetic properties
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