Electronic Principles Assuming 100% efficiency, what is the power being applied to the primary winding of the transformer described in the above question? None of these 1000 W 200 W 20 W 100 W None of these 1000 W 200 W 20 W 100 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Voltmeter Ammeter Ohmmeter None of these Wattmeter Voltmeter Ammeter Ohmmeter None of these Wattmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A real voltage source has Zero internal resistance None of these Infinite internal resistance A small internal resistance A large internal resistance Zero internal resistance None of these Infinite internal resistance A small internal resistance A large internal resistance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What are the main parts of an atom? Protons only Electrons, ions, and neutrons Electrons, protons, and neutrons Electrons, protons, and ions None of these Protons only Electrons, ions, and neutrons Electrons, protons, and neutrons Electrons, protons, and ions None of these 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 One-half the primary current Same as the primary current None of these Twice the primary current No more than 10% less than the primary current One-half the primary current Same as the primary current None of these Twice the primary current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Holes act like: None of these Atoms Positive charges Crystals Negative charges None of these Atoms Positive charges Crystals Negative charges ANSWER DOWNLOAD EXAMIANS APP
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