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Define magnetic flux density. Also write its formula.

Important Questions on Magnetism and Electromagnetism

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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines
Why can't two magnetic field lines intersect?
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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines
Choose the incorrect statement from the following regarding magnetic lines of field:
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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines

The circuit is made open (in figure) taking out the key and magnetic field lines are drawn on the horizontal plane ABCD, the lines are: 

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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines
For the figure given below, which statement is correct?

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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines
Which of the following statements is incorrect regarding magnetic field lines?
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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines
Magnetic field lines do not intersect because
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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines

Study the figure given. Which of the following statements is correct?

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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines

If the key in the arrangement (figure) is taken out (the circuit is made open) and magnetic field lines are drawn over the horizontal plane ABCD, the lines are

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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines

If the key in the arrangement, is taken out (the circuit is made open) and magnetic field lines are drawn over the horizontal plane ABCD, the lines are:

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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines
Two magnetic field lines around a bar magnet-
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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines
Which of the following is not attracted by a magnet?
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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines
The axis of earth’s magnetic field is inclined with the geographical axis at an angle of about:
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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines
Which one of the following statements best describes the nature of field lines due to a bar magnet
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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines
Magnetic field lines determine strength of 
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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines
A magnetic field line is used to find the direction of
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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines
The north pole of earth’s magnet is in the:
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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines
The curved lines along which iron filings align themselves around a bar magnet are called:
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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines
Iron filings and magnetic compass shows the _____ line pattern around a bar magnet.
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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines

Choose the incorrect statement from the following regarding magnetic lines of field

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Science>Physics>Magnetism and Electromagnetism>Magnetic Field and Magnetic Field Lines

Among the following statements, the incorrect statement is :