Electronic Principles A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage? 700 V None of these 651 V 707 V 208 V 700 V None of these 651 V 707 V 208 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following principles best describes the basic operation of a generator? Like magnetic poles repel; unlike poles attract Current flowing through a conductor generates a magnetic field Like magnetic poles attract; unlike poles repel None of these Current is induced in a conductor that is moving through a magnetic field Like magnetic poles repel; unlike poles attract Current flowing through a conductor generates a magnetic field Like magnetic poles attract; unlike poles repel None of these Current is induced in a conductor that is moving through a magnetic field ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The current gain of a transistor is defined as the ratio of the collector current to the None of these base current supply current emitter current collector current None of these base current supply current emitter current collector current 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? 445 ohm 220 ohm 150 ohm None of these 690 ohm 445 ohm 220 ohm 150 ohm None of these 690 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 kV is: 1000 V 1000 mV None of these 100 mV 1.00 V 1000 V 1000 mV None of these 100 mV 1.00 V ANSWER DOWNLOAD EXAMIANS APP
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