Electronic Principles Which one of the following principles best describes the basic operation of a generator? Current flowing through a conductor generates a magnetic field Like magnetic poles attract; unlike poles repel Current is induced in a conductor that is moving through a magnetic field None of these Like magnetic poles repel; unlike poles attract Current flowing through a conductor generates a magnetic field Like magnetic poles attract; unlike poles repel Current is induced in a conductor that is moving through a magnetic field None of these Like magnetic poles repel; unlike poles attract ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What kind of battery is most likely included in a cordless electric knife? Mercury-cell battery Nicad battery Lead-acid battery None of these Zinc-carbon battery Mercury-cell battery Nicad battery Lead-acid battery None of these Zinc-carbon battery ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the highest permeability? A ferromagnetic material None of these All of these A paramagnetic material A diamagnetic material A ferromagnetic material None of these All of these A paramagnetic material A diamagnetic material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The basic unit of measurement for current is the: watt volt ohm ampere None of these watt volt ohm ampere None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 2-H coil operating at 60 Hz? 30 Ohm None of these 754 Ohm 60 Ohm 120 Ohm 30 Ohm None of these 754 Ohm 60 Ohm 120 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 10 mW 200 mW 20 mW None of these 300 mW 10 mW 200 mW ANSWER DOWNLOAD EXAMIANS APP
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