Electronic Principles What are the main parts of an atom? Electrons, protons, and ions Electrons, ions, and neutrons None of these Protons only Electrons, protons, and neutrons Electrons, protons, and ions Electrons, ions, and neutrons None of these Protons only Electrons, protons, and neutrons 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? R = E2/P I = P/E P = PR None of these P = E2/R R = E2/P I = P/E P = PR None of these P = E2/R ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a negative ion? An atom that contains more electrons than protons An atom that contains more protons than neutrons An atom that contains more electrons than neutrons None of these An atom that contains more protons than electrons An atom that contains more electrons than protons An atom that contains more protons than neutrons An atom that contains more electrons than neutrons None of these An atom that contains more protons than electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the smallest number of polarities required for current flow? None of these One - a negative terminal Two - a negative terminal and a positive terminal Four - two negative and two positive Three - negative, positive and neutral terminals None of these One - a negative terminal Two - a negative terminal and a positive terminal Four - two negative and two positive Three - negative, positive and neutral terminals ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the current gain is 200 and the collector current is 100 mA, the base current is 2 mA None of these 0.083333333333333 200 A 0.5 mA 2 mA None of these 0.083333333333333 200 A 0.5 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a pure inductor: ac current is converted to dc voltage None of these ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree ac current and voltage are exactly in phase ac current is converted to dc voltage None of these ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree ac current and voltage are exactly in phase ANSWER DOWNLOAD EXAMIANS APP
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