Electronic Principles What is a negative ion? An atom that contains more protons than neutrons An atom that contains more electrons than neutrons An atom that contains more protons than electrons None of these An atom that contains more electrons than protons An atom that contains more protons than neutrons An atom that contains more electrons than neutrons An atom that contains more protons than electrons None of these An atom that contains more electrons than protons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A current source has an internal resistance of 100 kW. What is the largest load resistance if the current source must appear stiff? 10 k Ohm 1 k Ohm 20 k Ohm None of these 2 k Ohm 10 k Ohm 1 k Ohm 20 k Ohm None of these 2 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener diode has a voltage of 10 V and a current of 20 mA. What is the power dissipation? 20 mW None of these 300 mW 200 mW 10 mW 20 mW None of these 300 mW 200 mW 10 mW ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a series RC circuit? 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 None of these The current always has the same amplitude and phase for every part of the circuit The total current is equal to the sum of the currents for the resistance and capacitance 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 None of these The current always has the same amplitude and phase for every part of the circuit The total current is equal to the sum of the currents for the resistance and capacitance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? 0.20833333333333 50 A None of these 20 A 0.20833333333333 50 A None of these 20 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles As the temperature increases, the current gain can be any of the above contant decreases increases None of these can be any of the above contant decreases increases None of these ANSWER DOWNLOAD EXAMIANS APP
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