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Magnetism and Electromagnetism

Magnetism and Electromagnetism
Which of the following materials are diamagnetic?

Silver
Iron
Copper
Silver and copper

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Magnetism and Electromagnetism
The unit of flux is the same as that of

Reluctance
Permanance
Pole strength
Resistance

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Magnetism and Electromagnetism
Which of the following is expected to have the maximum permeability ?

Brass
Copper
Ebolite
Zinc

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Magnetism and Electromagnetism
Reciprocal of permeability is

Permeability
Reluctivity
Susceptibility
conductance

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Magnetism and Electromagnetism
What will be the magnetic potential difference across the air gap of 2 cm length in magnetic field of 200 AT/m?

8 AT
10 AT
4 AT
16 AT

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Magnetism and Electromagnetism
Fleming's left hand rule is used to find

Direction of force on a current carrying conductor in a magnetic field
Polarity of a magnetic pole
Direction of magnetic field due to current carrying conductor
Direction of flux in a solenoid

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