Electronic Principles Current is None of these The flow of charged particles through a material The force that causes electrons to flow The number of free electrons in an atom An imbalance of electrical charges None of these The flow of charged particles through a material The force that causes electrons to flow The number of free electrons in an atom An imbalance of electrical charges ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts thermal energy to electrical energy is called a: chemical cell solar cell None of these thermocouple piezoelectric devices chemical cell solar cell None of these thermocouple piezoelectric devices ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 12V and an internal resistance of 0.5W. For what values of load resistance will the voltage source appear stiff? 5 Ohm 50 Ohm or more 100 Ohm 6 Ohm None of these 5 Ohm 50 Ohm or more 100 Ohm 6 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a parallel RL circuit? The current always has the same amplitude and phase for every part of the circuit None of these The total current is less than the sum of the currents through the resistance and inductance The total current leads the total voltage by less than 90 The total current is equal to the sum of the currents through the resistance and inductance The current always has the same amplitude and phase for every part of the circuit None of these The total current is less than the sum of the currents through the resistance and inductance The total current leads the total voltage by less than 90 The total current is equal to the sum of the currents through the resistance and inductance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding? 43922 43891 None of these 2 3 43922 43891 None of these 2 3 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for voltage in a parallel circuit? The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit The total voltage in a parallel circuit is equal to the average value of the individual voltages The total voltage of a parallel circuit is the same as the voltages across each branch None of these The total voltage in a parallel circuit is always less than the value of the smallest voltage The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit The total voltage in a parallel circuit is equal to the average value of the individual voltages The total voltage of a parallel circuit is the same as the voltages across each branch None of these The total voltage in a parallel circuit is always less than the value of the smallest voltage ANSWER DOWNLOAD EXAMIANS APP