Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to current in an electrical circuit? Reluctance Magnetomotive force None of these Flux density Number of lines of force Reluctance Magnetomotive force None of these Flux density Number of lines of force ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rotating coil of wire in an electric motor is called the: loop commutator brush None of these armature loop commutator brush None of these armature ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current is The number of free electrons in an atom An imbalance of electrical charges None of these The flow of charged particles through a material The force that causes electrons to flow The number of free electrons in an atom An imbalance of electrical charges None of these The flow of charged particles through a material The force that causes electrons to flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles One henry of inductance is defined as: the amount of inductance required to change the frequency of a current by 1 Hz the number of turns of wire in an inductor multiplied by the amount of current flowing through it None of these the amount of inductance required for generating 1 V of counter emf when the current changes at the rate of 1 A per second the amount of counter emf required to reduce a current to 1 A the amount of inductance required to change the frequency of a current by 1 Hz the number of turns of wire in an inductor multiplied by the amount of current flowing through it None of these the amount of inductance required for generating 1 V of counter emf when the current changes at the rate of 1 A per second the amount of counter emf required to reduce a current to 1 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The current gain of a transistor is defined as the ratio of the collector current to the collector current supply current base current None of these emitter current collector current supply current base current None of these emitter current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a series RC circuit? The total current is less than the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit The total current is greater than the sum of the currents for the resistance and capacitance The total current is equal to the sum of the currents for the resistance and capacitance None of these The total current is less than the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit The total current is greater than the sum of the currents for the resistance and capacitance The total current is equal to the sum of the currents for the resistance and capacitance None of these ANSWER DOWNLOAD EXAMIANS APP
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