Electronic Principles The south pole of a magnet is the one: that would be attracted to the earth's south magnetic pole that would be repelled by the north pole of another magnet that would be attracted to the earths north magnetic pole None of these that has its molecules arranged in a random pattern that would be attracted to the earth's south magnetic pole that would be repelled by the north pole of another magnet that would be attracted to the earths north magnetic pole None of these that has its molecules arranged in a random pattern ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage, if 100 ohm resistor connected in parallel with an inductor that has a reactance of 200W? 0 degree 180 degree None of these 26.6 degree 90 degree 0 degree 180 degree None of these 26.6 degree 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the current gain is 200 and the collector current is 100 mA, the base current is None of these 200 A 2 mA 0.5 mA 0.083333333333333 None of these 200 A 2 mA 0.5 mA 0.083333333333333 ANSWER DOWNLOAD EXAMIANS APP
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 707 V 651 V 208 V 700 V None of these 707 V 651 V 208 V ANSWER DOWNLOAD EXAMIANS APP
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 repel; unlike poles attract Current is induced in a conductor that is moving through a magnetic field None of these Like magnetic poles attract; unlike poles repel Current flowing through a conductor generates a magnetic field Like magnetic poles repel; unlike poles attract Current is induced in a conductor that is moving through a magnetic field None of these Like magnetic poles attract; unlike poles repel ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature an intrinsic semiconductor has No holes a few free electrons and holes None of these many holes many free electrons No holes a few free electrons and holes None of these many holes many free electrons ANSWER DOWNLOAD EXAMIANS APP
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