Electronic Principles At cut off, the Q point is at lower end of the load line infinity middle of the load line None of these upper end of the load line lower end of the load line infinity middle of the load line None of these upper end of the load line ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating voltage of a purely capacitive circuit: doubles the amount of capacitive reactance cuts the capacitive reactance in half multiplies the capacitive reactance by 7 None of these has no effect on the capacitive reactance doubles the amount of capacitive reactance cuts the capacitive reactance in half multiplies the capacitive reactance by 7 None of these has no effect on the capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? 200 mA 208 mA None of these 7.8 mA 300 mA 200 mA 208 mA None of these 7.8 mA 300 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following principles best describes the basic operation of an electromagnet? Like magnetic poles attract, while unlike poles repel Current flowing through a conductor generates a magnetic field Like magnetic poles repel, while unlike poles attract Current is induced in a conductor that is moving through a magnetic field None of these Like magnetic poles attract, while unlike poles repel Current flowing through a conductor generates a magnetic field Like magnetic poles repel, while unlike poles attract Current is induced in a conductor that is moving through a magnetic field None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Voltage is The flow of charged particles through a material Trie force that causes electrons to flow The number of free electrons in an atom None of these The smallest electrically charged particle The flow of charged particles through a material Trie force that causes electrons to flow The number of free electrons in an atom None of these The smallest electrically charged particle ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature a conductor has low many holes? less than the free electrons None of these many Same number as free electrons Only those produced by thermal energy less than the free electrons None of these many Same number as free electrons Only those produced by thermal energy ANSWER DOWNLOAD EXAMIANS APP
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