13956835
Descripción
Test por John Anthony Yumul, actualizado hace más de 1 año
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Creado por John Anthony Yumul
hace más de 6 años
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Pregunta 1
Pregunta
Which of the following statements are not true?
Respuesta
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All substances contains electrons but most substances are not magnetic
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In the electron spin magnetic moment the electron is physically spinning due to the angular momentum.
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In the orbital magnetic moment the magnetic moment of the electron is proportional to its angular velocity
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more than one of the choices
Pregunta 2
Pregunta
Certain types of super conductors also exhibit perfec __________- in the superconducting state which is called the Meissner effect
Respuesta
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Paramagnetism
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Ferromagnetism
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Diamagnetism
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Spin moment
Pregunta 3
Pregunta
If the substance is below the Curie temperature, the magnetic moment are aligned and the substance is _____________
Respuesta
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Paramagnetic
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Diagmagnetic
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Antiferromagnetic
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Ferromagnetic
Pregunta 4
Pregunta
Current (Electric Circuits), ____________ (Magnetic Circuits)
Respuesta
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Reluctance
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Permeability
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Flux
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Permeance
Pregunta 5
Pregunta
The material shows no magnetic effects this is due to the _____________
Respuesta
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absence of an external field
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spinning of electrons
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absence of voltage
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cannot be determined
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