Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to voltage in an electrical circuit? Number of lines of force Reluctance None of these Magnetomotive force Flux density Number of lines of force Reluctance None of these Magnetomotive force Flux density ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What kind of battery is most likely included in a cordless electric knife? Zinc-carbon battery Nicad battery Mercury-cell battery Lead-acid battery None of these Zinc-carbon battery Nicad battery Mercury-cell battery Lead-acid battery None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately describes the nature of inductive reactance? Inductive reactance is an opposition to current flow in dc circuits Inductive reactance is an opposition to current flow in ac circuits Inductive reactance is another term for counter emf Inductive reactance is a force that tends to overcome the effects of counter emf None of these Inductive reactance is an opposition to current flow in dc circuits Inductive reactance is an opposition to current flow in ac circuits Inductive reactance is another term for counter emf Inductive reactance is a force that tends to overcome the effects of counter emf None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Chemical energy None of these Solar energy Electronical energy Mechanical energy Chemical energy None of these Solar energy Electronical energy Mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is one important thing transistors do? Regulate voltage Emit light Rectify line voltage None of these Amplify weak signals Regulate voltage Emit light Rectify line voltage None of these Amplify weak signals ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm? 220 ohm 445 ohm 690 ohm 150 ohm None of these 220 ohm 445 ohm 690 ohm 150 ohm None of these ANSWER DOWNLOAD EXAMIANS APP
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