Electronic Principles If a load resistance is 1 kW, a stiff voltage source has a resistance of Less than 100 k Ohm None of these At least 10 Ohm More than 100 k Ohm less than 10 Ohm Less than 100 k Ohm None of these At least 10 Ohm More than 100 k Ohm less than 10 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltages in a series RC circuit? The total voltage is greater than the sum of the voltages across the resistance and capacitance The total voltage is less than the sum of the voltages across the resistance and capacitance The total voltage is equal to the sum of the voltages across the resistance and capacitance None of these The voltage always has the same amplitude and phase for every part of the circuit The total voltage is greater than the sum of the voltages across the resistance and capacitance The total voltage is less than the sum of the voltages across the resistance and capacitance The total voltage is equal to the sum of the voltages across the resistance and capacitance None of these The voltage always has the same amplitude and phase for every part of the circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The period of a waveform is: None of these the time required for the voltage to rise from 10% to 90% of the peak amplitude equal to 0.707 times the peak amplitude the time required to complete one full cycle the number of cycles completed in one second None of these the time required for the voltage to rise from 10% to 90% of the peak amplitude equal to 0.707 times the peak amplitude the time required to complete one full cycle the number of cycles completed in one second ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following principles best describes the basic operation of an electromagnet? Current is induced in a conductor that is moving through a magnetic field Like magnetic poles attract, while unlike poles repel Current flowing through a conductor generates a magnetic field Like magnetic poles repel, while unlike poles attract None of these Current is induced in a conductor that is moving through a magnetic field Like magnetic poles attract, while unlike poles repel Current flowing through a conductor generates a magnetic field Like magnetic poles repel, while unlike poles attract None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Two diodes are in series. The first diode has a voltage of 0.75 V and the second has a voltage of 0.8 V. If the current through the first diode is 500 mA, what is the current through the second diode 12 mA 10 mA None of these 14 mA 11 mA 12 mA 10 mA None of these 14 mA 11 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The nucleus of the copper atom contains how many protons? 1 29 None of these 4 18 1 29 None of these 4 18 ANSWER DOWNLOAD EXAMIANS APP