Electronic Principles Doubling the number of turns of wire in an inductor: None of these multiplies the value of inductance by four reduces the value of inductance by one-fourth reduces the value of inductance by one-half multiplies the value of inductance by two None of these multiplies the value of inductance by four reduces the value of inductance by one-fourth reduces the value of inductance by one-half multiplies the value of inductance by two ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a step-down transformer has a turns ration of 5:1. If the secondary current is 1A rms, what is the primary-current? 0.2 A None of these 0.3 A 0.4 A 0.6 A 0.2 A None of these 0.3 A 0.4 A 0.6 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The basic unit of measurement for current is the: None of these ampere volt ohm watt None of these ampere volt ohm watt ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrasers best describes flux density? The concentration of lines of magnetic force The opposition to a build-up of magnetic fields The force that maintains lines of force The rate of change of the number of lines of magnetic force None of these The concentration of lines of magnetic force The opposition to a build-up of magnetic fields The force that maintains lines of force The rate of change of the number of lines of magnetic force None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The net charge of a neutral copper atom is 1 None of these 4 -1 1 None of these 4 -1 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles As the temperature increases, the current gain decreases None of these can be any of the above contant increases decreases None of these can be any of the above contant increases ANSWER DOWNLOAD EXAMIANS APP
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