Electronic Principles If a load resistance is 1 kW, a stiff current source has a resistance of Less than 10 Ohm Less than 100 k Ohm More than 100 k Ohm At least 10 Ohm None of these Less than 10 Ohm Less than 100 k Ohm More than 100 k Ohm At least 10 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm? None of these 60 Ohm 250 Ohm 99.3 Ohm 70.7Ohm None of these 60 Ohm 250 Ohm 99.3 Ohm 70.7Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a negative ion? An atom that contains more electrons than neutrons An atom that contains more protons 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 electrons than neutrons An atom that contains more protons 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 Which one of the following devices is most often used for measuring opposition to current flow in a circuit? Wattmeter Ammeter None of these Ohmmeter Voltmeter Wattmeter Ammeter None of these Ohmmeter Voltmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm? 220 ohm None of these 445 ohm 150 ohm 690 ohm 220 ohm None of these 445 ohm 150 ohm 690 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? 30 V 24 V 12 V 18 V None of these 30 V 24 V 12 V 18 V None of these ANSWER DOWNLOAD EXAMIANS APP
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