MCQs: Permanent magnet are manufactured by
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MCQs: The direction of magnetic materials when the current passes through the conductor is determined by
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MCQs: Coulomb’s First Law states that
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MCQs: According to the couloumb’s second law, the force between two magnetic poles placed in a medium is
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MCQs: The unit of magnetic flux is
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MCQs: Reluctance in a magnetic material is a property by virtue of which it opposes the creation of
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MCQs: The unit of magnetizing field intensity is
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MCQs: According to the coulomb’s law, the force between two point charges is
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MCQs: Electric field intensity is
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MCQs: The equation for electric flux density is given by
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MCQs: Electric flux density is a function of
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MCQs: The most common waveforms of ac is
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MCQs: A radian is defined as the central angle, for which length of its arc
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MCQs: Peak to peak value of a sine wave is
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MCQs: The number of instantaneous values between zero and the peak value is
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MCQs: If the voltage increases from zero to peak value and decreases back to zero during one alteration, then the average value must be
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MCQs: In Fleming’s right hand rule, the direction of the induced emf in the conductor is given by
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MCQs: Yoke in a dc machine serves the function of
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MCQs: Laminations or stampings are used to reduce the eddy current losses. The direction of laminations should be such that
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MCQs: In a self excited generator, if the series field opposes the shunt field, then the generator is
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