Electronic Principles How much current flows through a 0.02 micro F capacitor that is operating from a 12-V ac, 100-Hz source? 2.02 A 0.995 mA 157 raA None of these 0.151 mA 2.02 A 0.995 mA 157 raA None of these 0.151 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately reflects the nature of ac power? The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction, but changes value periodically None of these The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction, but changes value periodically None of these The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction at a steady level ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An ideal voltage source has A load dependent voltage Zero internal resistance None of these Infinite internal resistance A load-dependent current A load dependent voltage Zero internal resistance None of these Infinite internal resistance A load-dependent current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rms value of a sine waveform is: None of these equal to 0.707 times the peak amplitude equal to 1.41 times the peak amplitude the time required to complete one full cycle the number of cycles completed in one second None of these equal to 0.707 times the peak amplitude equal to 1.41 times the peak amplitude the time required to complete one full cycle the number of cycles completed in one second ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrasers best describes flux density? None of these The force that maintains lines of force The rate of change of the number of lines of magnetic force The opposition to a build-up of magnetic fields The concentration of lines of magnetic force None of these The force that maintains lines of force The rate of change of the number of lines of magnetic force The opposition to a build-up of magnetic fields The concentration of lines of magnetic force ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Holes act like: Negative charges Crystals None of these Atoms Positive charges Negative charges Crystals None of these Atoms Positive charges ANSWER DOWNLOAD EXAMIANS APP
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