Electronic Principles To get the Thevenin voltage, you have to Short the load resistor Short the voltage source None of these Open the voltage source Open the load resister Short the load resistor Short the voltage source None of these Open the voltage source Open the load resister ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current is None of these An imbalance of electrical charges The flow of charged particles through a material The number of free electrons in an atom The force that causes electrons to flow None of these An imbalance of electrical charges The flow of charged particles through a material The number of free electrons in an atom The force that causes electrons to flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current and voltage are said to be in phase when: All of these their waveforms are both ac or both dc they have the same amplitude and frequency their waveforms cross through zero and reach positive and negative peaks at the same time None of these All of these their waveforms are both ac or both dc they have the same amplitude and frequency their waveforms cross through zero and reach positive and negative peaks at the same time None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? 0.5 0.25 4 None of these 180 0.5 0.25 4 None of these 180 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a series RC circuit? None of these The total current is greater than the sum of the currents for the resistance and capacitance The total current is less than the sum of the currents for the resistance and capacitance The total current is equal to the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit None of these The total current is greater than the sum of the currents for the resistance and capacitance The total current is less than the sum of the currents for the resistance and capacitance The total current is equal to the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit 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 One-half the primary current Twice the primary current None of these No more than 10% less than the primary current Same as the primary current One-half the primary current Twice the primary current None of these ANSWER DOWNLOAD EXAMIANS APP
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