Electronic Principles Current and voltage are said to be in phase when: None of these All of these they have the same amplitude and frequency their waveforms cross through zero and reach positive and negative peaks at the same time their waveforms are both ac or both dc None of these All of these they have the same amplitude and frequency their waveforms cross through zero and reach positive and negative peaks at the same time their waveforms are both ac or both dc ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage? 0 V None of these 60 V 36 V 40 V 0 V None of these 60 V 36 V 40 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The Thevenin resistance is equal in value to the Load resistance None of these Half the load resistance Internal resistance of a Morton circuit Open-load resistance Load resistance None of these Half the load resistance Internal resistance of a Morton circuit Open-load resistance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: No more than 10% less than the primary current Same as the primary current Twice the primary current One-half the primary current None of these No more than 10% less than the primary current Same as the primary current Twice the primary current One-half the primary current None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What kind of battery is most likely included in a cordless electric knife? Nicad battery Mercury-cell battery Lead-acid battery None of these Zinc-carbon battery Nicad battery Mercury-cell battery Lead-acid battery None of these Zinc-carbon battery ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At cut off, the Q point is at None of these upper end of the load line lower end of the load line middle of the load line infinity None of these upper end of the load line lower end of the load line middle of the load line infinity ANSWER DOWNLOAD EXAMIANS APP
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