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प्रश्न
State whether true or false. If false, correct the statement.
Magnetic field lines always repel each other and do not intersect.
पर्याय
True
False
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उत्तर
Magnetic field lines always repel each other and do not intersect- True
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संबंधित प्रश्न
A current flows downwards in a wire that passes vertically through a table top. Will the magnetic field lines around it go clockwise or anticlockwise when viewed from above the table?
An electron beam enters a magnetic field at right angles to it as shown in the Figure.
The direction of force acting on the electron beam will be:
to the left
to the right
into the page
out of the page
What is a natural magnet? State two limitations of a natural magnet.
What is an artificial magnet? State two reasons why do we need artificial magnets .
Figure. shows a bar magnet placed on the table top with its north pole pointing towards south. The arrow shows the north-south direction. There are no other magnets or magnetic materials nearby.
What is the magnitude of the magnetic field at each neutral point? Give a reason for your answer.
State briefly the modern views on magnetism.
Draw diagram showing the arrangement of the lines of force for a single magnet.
What are the properties of a magnet?
Magnetic lines of force never ______ each other.
A closely wounded circular coil of radius 5 cm produces a magnetic field of 37.68 × 10-4 T at its center. The current through the coil is ______ A. [Given, number of turns in the coil is 100 and π = 3.14)
