Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Ammeter Voltmeter None of these Ohmmeter Wattmeter Ammeter Voltmeter None of these Ohmmeter Wattmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage, if 100 ohm resistor connected in parallel with an inductor that has a reactance of 200W? None of these 0 degree 26.6 degree 180 degree 90 degree None of these 0 degree 26.6 degree 180 degree 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature Increases Stays the same None of these 0oC Decreases Increases Stays the same None of these 0oC Decreases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff current source has a resistance of More than 100 k Ohm At least 10 Ohm Less than 100 k Ohm None of these Less than 10 Ohm More than 100 k Ohm At least 10 Ohm Less than 100 k Ohm None of these Less than 10 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltages in a series RL circuit? The total voltages is equal to the sum of the voltages across the resistance and inductance The voltage always has the same amplitude and phase for every part of the circuit The total voltage lags the total current by less than 90 The total voltage is less than the sum of the voltages across the resistance and inductance None of these The total voltages is equal to the sum of the voltages across the resistance and inductance The voltage always has the same amplitude and phase for every part of the circuit The total voltage lags the total current by less than 90 The total voltage is less than the sum of the voltages across the resistance and inductance None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the graph of current versus voltage is a straight line, the device is referred to as None of these Active Nonlinear Linear Bipolar None of these Active Nonlinear Linear Bipolar ANSWER DOWNLOAD EXAMIANS APP
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