Electronic Principles What is the difference between a conductor and an insulator? None of these An insulator has an excessive number of free electrons, while a conductor has a few free electrons or none at all An insulator allows current to flow much easier than a conductor does A conductor allows current to flow much easier than an insulator does The difference between conductors and insulators depends on how they are used None of these An insulator has an excessive number of free electrons, while a conductor has a few free electrons or none at all An insulator allows current to flow much easier than a conductor does A conductor allows current to flow much easier than an insulator does The difference between conductors and insulators depends on how they are used ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly leads to the resistance of an ordinary household light bulb, assuming that you know the power and voltage rating? P = E2/R None of these R = E2/P P = PR I = P/E P = E2/R None of these R = E2/P P = PR I = P/E 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? 0.3 A 0.2 A None of these 0.6 A 0.4 A 0.3 A 0.2 A None of these 0.6 A 0.4 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of an inductive circuit: None of these cuts the inductive reactance in half has no effect on the inductive reactance multiplies the inductive reactance by 6.28 doubles the amount of inductive reactance None of these cuts the inductive reactance in half has no effect on the inductive reactance multiplies the inductive reactance by 6.28 doubles the amount of inductive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A resistor has a rated value of 100 ohm and a tolerance of 10%. What is its minimum and maximum allowable resistance value? None of these 90 Ohm - 101 ohm 98 Ohm - 100.1 ohm 90 Ohm - 110 ohm 99 Ohm - 102 ohm None of these 90 Ohm - 101 ohm 98 Ohm - 100.1 ohm 90 Ohm - 110 ohm 99 Ohm - 102 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a transistor operates at the middle of the load line, an increase in the base resistance will move the Q point down up None of these off the load line nowhere down up None of these off the load line nowhere ANSWER DOWNLOAD EXAMIANS APP
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