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If a bar magnet is kept antiparallel to the earth's magnetic field then number of neutral points obtained in the horizontal plane containing the bar magnet will be

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Important Questions on Magnetism and Matter

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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 4
At a certain place, the angle of dip is 30° and the horizontal component of earth's magnetic field is 0.50 oersted. The earth's total magnetic field is
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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 5
If a bar magnet is placed with its north pole pointing towards geographic north and magnets south pole pointing towards geographic south, then the neutral point will lie nearly along the
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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 6
At certain place, vertical component of earth's magnetic field is 3 times the horizontal component of earth's magnetic field. If a magnetic needle is suspended freely in air then it will be incline
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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 7
Which of the following is incorrect?
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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 8
Two similar magnets of magnetic moments M1 and M2 are taken and vibrated in a vibration magnetometer with their (a) Unlike poles together (b) Like poles together respectively.
The ratio of their time period is 2: 1. Then the ratio M1:M2 is
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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 9
Which of the following magnetic field (static) lines are correctly represented?
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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 10
The magnetic field lines inside a bar magnet
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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 11
A bar magnet used in vibration magnetometer is heated to reduce the magnetic moment by 36%. Neglecting all other changes in dimensions, the time period of bar magnet in same magnetic field