Electronic Principles Assuming 100% efficiency, what is the power being applied to the primary winding of the transformer described in the above question? 1000 W 200 W None of these 20 W 100 W 1000 W 200 W None of these 20 W 100 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 2-H coil operating at 60 Hz? 754 Ohm None of these 60 Ohm 30 Ohm 120 Ohm 754 Ohm None of these 60 Ohm 30 Ohm 120 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In an intrinsic semiconductor, the number of free electrons None of these Impossible to say Equals the number of holes Is greater than the number of holes Is less than the number of holes None of these Impossible to say Equals the number of holes Is greater than the number of holes Is less than the number of holes ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature an intrinsic silicon crystal acts approximately like an insulator a battery a piece of copper wire None of these a conductor an insulator a battery a piece of copper wire None of these a conductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely inductive circuit: increases the current, but by an amount that can be determined only by doing a complete analysis of the circuit cuts the current through the inductors one-half doubles the amount of current through the inductors has no effect on the current through the inductors None of these increases the current, but by an amount that can be determined only by doing a complete analysis of the circuit cuts the current through the inductors one-half doubles the amount of current through the inductors has no effect on the current through the inductors None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The barrier potential accross each depletion layer is 0.7 V None of these 0.8 V 20 V 0.7 V None of these 0.8 V 20 V ANSWER DOWNLOAD EXAMIANS APP
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