Electronic Principles If a load resistance is 1 kW, a stiff current source has a resistance of Less than 10 Ohm Less than 100 k Ohm At least 10 Ohm None of these More than 100 k Ohm Less than 10 Ohm Less than 100 k Ohm At least 10 Ohm None of these More than 100 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An intrinsic semiconductor has some holes in it at room temperature. What causes these holes? Valence electrons Free electrons Thermal energy None of these Doping Valence electrons Free electrons Thermal energy None of these Doping ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a negative ion? An atom that contains more electrons than protons An atom that contains more electrons than neutrons None of these An atom that contains more protons than electrons An atom that contains more protons than neutrons An atom that contains more electrons than protons An atom that contains more electrons than neutrons None of these An atom that contains more protons than electrons An atom that contains more protons than neutrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What kind of battery is most likely included in a cordless electric knife? Lead-acid battery None of these Nicad battery Mercury-cell battery Zinc-carbon battery Lead-acid battery None of these Nicad battery Mercury-cell battery Zinc-carbon battery ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 15V and a source resistance of 0.2W. For what values of load resistance will the voltage source appear stiff? 100 Ohm None of these 10 Ohm 30 Ohm 20 Ohm 100 Ohm None of these 10 Ohm 30 Ohm 20 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a pure inductor: ac current is converted to dc voltage ac current lags the voltage by 90 degree None of these ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ac current is converted to dc voltage ac current lags the voltage by 90 degree None of these ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ANSWER DOWNLOAD EXAMIANS APP
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