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प्रश्न
Select the correct option:
Nickel is a:
पर्याय
ferromagnetic substance
paramagnetic substance
diamagnetic substance
none of these
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उत्तर
ferromagnetic substance
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संबंधित प्रश्न
State whether the following statement is true of false:
The axis of earth's imaginary magnet and the geographical axis coincide with each other.
The magnetic field lines:
(a) intersect at right angles to one another
(b) interest at an angle 45° to each another
(c) do not cross one another
(d) cross at an angle of 60° to one anotherv
In the straight wire A, current is flowing in the vertically downwards direction whereas in wire B the current is flowing in the vertically upward direction. What is the direction of magnetic field:
(a) in wire A?
(b) in wire B?
Name the rule which you have used to get the answer.
Explain the mechanism of attraction of iron nails by a magnet when brought near them.
Explain the method of plotting the magnetic field lines by using a small compass needle.
In a uniform magnetic field, the field lines are:
Draw diagram showing the arrangement of the lines of force for two magnets in line, with unlike poles facing one another.
Draw diagram showing the arrangement of the lines of force for a piece of soft iron laid in line with the magnetic field.
Write the properties of magnetic lines of force.
Magnetic field lines determine ______.
