Electronic Principles Most AC power is obtained from: generators lightning None of these oscillators batteries generators lightning None of these oscillators batteries ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A dielectric material is: a good conductor a poor conductor of electrostatic fields a good conductor of magnetic fields a good insulator None of these a good conductor a poor conductor of electrostatic fields a good conductor of magnetic fields a good insulator None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of electron current flow is: from right to left from positive to negative from neutral to positive from negative to positive None of these from right to left from positive to negative from neutral to positive from negative to positive None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A real voltage source has A small internal resistance Infinite internal resistance Zero internal resistance None of these A large internal resistance A small internal resistance Infinite internal resistance Zero internal resistance None of these A large internal resistance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The period of a waveform is: the time required to complete one full cycle equal to 0.707 times the peak amplitude the number of cycles completed in one second None of these the time required for the voltage to rise from 10% to 90% of the peak amplitude the time required to complete one full cycle equal to 0.707 times the peak amplitude the number of cycles completed in one second None of these the time required for the voltage to rise from 10% to 90% of the peak amplitude ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rms value of a sine waveform is: equal to 1.41 times the peak amplitude the time required to complete one full cycle None of these the number of cycles completed in one second equal to 0.707 times the peak amplitude equal to 1.41 times the peak amplitude the time required to complete one full cycle None of these the number of cycles completed in one second equal to 0.707 times the peak amplitude ANSWER DOWNLOAD EXAMIANS APP
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