Electronic Principles A dielectric material is: a poor conductor of electrostatic fields a good conductor a good insulator None of these a good conductor of magnetic fields a poor conductor of electrostatic fields a good conductor a good insulator None of these a good conductor of magnetic fields ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What kind of battery is most likely included in a cordless electric knife? Lead-acid battery Nicad battery None of these Mercury-cell battery Zinc-carbon battery Lead-acid battery Nicad battery None of these Mercury-cell battery Zinc-carbon battery ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The period of a waveform is: the time required for the voltage to rise from 10% to 90% of the peak amplitude equal to 0.707 times the peak amplitude the time required to complete one full cycle None of these the number of cycles completed in one second the time required for the voltage to rise from 10% to 90% of the peak amplitude equal to 0.707 times the peak amplitude the time required to complete one full cycle None of these the number of cycles completed in one second ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Who invented the first junction transistor? Smith Shockley Fisher None of these Gomes Smith Shockley Fisher None of these Gomes ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the smallest number of polarities required for current flow? One - a negative terminal Three - negative, positive and neutral terminals Two - a negative terminal and a positive terminal Four - two negative and two positive None of these One - a negative terminal Three - negative, positive and neutral terminals Two - a negative terminal and a positive terminal Four - two negative and two positive None of these 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 ac current and voltage are exactly in phase None of these ac current leads the voltage by 90 degree ac current is converted to dc voltage ac current lags the voltage by 90 degree ac current and voltage are exactly in phase None of these ac current leads the voltage by 90 degree ANSWER DOWNLOAD EXAMIANS APP
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