Description : The purpose of a voltage regulator is to provide an output voltage with little or no __
Last Answer : Variation.
Description : When a series voltage regulator is used to control output voltages, any increase in the input voltage results in an increase/a decrease (which one) in the resistance of the regulating device.
Last Answer : An increase.
Description : When a series voltage regulator is used to control output voltages, any increase in the input voltage results in an increase/a decrease in the resistance of the regulating device.
Last Answer : Increase.
Description : What is the purpose of the regulator section?
Last Answer : To maintain a constant voltage to the load.
Description : What is the purpose of the amperite regulator?
Last Answer : Current regulation.
Description : What is the purpose of the regulator?
Description : A shunt-type voltage regulator is connected in serial/parallel (which one) with the load resistance.
Last Answer : In parallel.
Description : A shunt type voltage regulator is connected in series/parallel with the load resistance.
Last Answer : Parallel
Description : A constant output voltage from an AC generator is maintained by the _____________. A. prime mover governor B. exciter generator C. voltage regulator D. reverse power relay
Last Answer : Answer: C
Description : In an electron tube regulator, the electron tube replaces what component?
Last Answer : Variable resistor.
Description : Using table 1-1, name two synchros that provide a mechanical output.
Last Answer : The torque receiver (TR) and the torque differential receiver (TDR).
Description : What impedance relationship between the output of one circuit and the input of another circuit will provide the maximum power transfer?
Last Answer : Equal impedance.
Description : If a voltage (positive or negative) is measured on the "1" output of a flip-flop, what state is it in?
Last Answer : SET state.
Description : What would be the output of a negative clamper with a bias potential of −5 volts and an input voltage swing from +50 to −50 volts?
Last Answer : -5 volts.
Description : What is the output voltage of a CT when it is set on electrical zero?
Last Answer : Zero or minimum voltage.
Description : In a full-wave voltage doubler, are the capacitors connected in series or in parallel with the output load?
Description : Does a filter circuit increase or decrease the average output voltage?
Last Answer : A filter circuit increases the average output voltage
Description : What is the average voltage (Eavg) Output of a full-wave rectifier with an output of 100 volts peak?
Last Answer : 63.7 volts.
Description : If the output of a half-wave rectifier is 50-volts peak, what is the average voltage
Last Answer : 15.9 volts.
Description : When the input and output wipers of a balanced potentiometer are in the same angular position, what is the value of the error voltage?
Last Answer : Zero.
Description : What characteristic is determined by the time required for a voltage wave to travel from the input end of an artificial transmission line to the output end and back again?
Last Answer : Pulse width
Last Answer : Pulse width.
Description : What two factors can cause output dc voltage to change?
Last Answer : Ac line voltage and a change in load resistance.
Description : If the inductance of a choke-input filter is increased, will the output ripple voltage amplitude (Er) increase or decrease?
Last Answer : Decrease.
Description : What is the average voltage (Eavg) output of a full-wave rectifier that has an output of 100 volts peak?
Last Answer : 63.6 volts.
Description : Why does using ac vice dc bias voltage result in a stronger output signal?
Last Answer : Because an ac bias voltage of the proper frequency and level places the input signal away from both steps in the magnetism curve. The result is two undistorted output signals that are combined into one strong output.
Description : What component causes a generator to produce dc voltage rather than ac voltage at its output terminals?
Last Answer : A commutator
Description : In signal generators, what device is used to regulate the voltage of the output signal?
Last Answer : Attenuator.
Description : What is the mathematical formula for computing the output voltage from a moving coil in a magnetic field?
Last Answer : 8. e = Emax sine θ.
Description : How is output voltage controlled in practical alternators?
Last Answer : By varying the voltage applied to the field windings.
Description : The variation in output voltage as the load changes is referred to as what? How is it expressed?
Last Answer : Voltage regulation. As a percentage.
Description : What is the frequency of the output voltage of an alternator with four poles that is rotated at 3600 rpm?
Last Answer : 120 Hz.
Description : What two factors determine the frequency of the output voltage of an alternator?
Last Answer : Speed of rotation and number of poles.
Description : What is the part of an alternator in which the output voltage is generated?
Last Answer : Armature.
Description : What is the purpose of "stickoff voltage"?
Last Answer : It is used in synchro systems to prevent false synchronizations.
Description : In addition to stepping up or stepping down the input line voltage, what additional purpose does the transformer serve?
Last Answer : . It isolates the chassis from the power line.
Description : What is a voltage regulator in Arduino?
Last Answer : A voltage regulator in Arduino is an electronic component that regulates the voltage level of a circuit and ensures that it remains constant.
Description : What is voltage voltage regulator IC ?
Last Answer : : All the ICs that are used to regulate or control the voltage are called voltage regulator ICs. The function of the voltage regulator IC is to regulate the voltage. E.g. IC 7805.
Description : Where is voltage regulator located on 1970 Chevelle?
Last Answer : It is attached to the inside of the radiator support.
Description : The illustrated device is a _______. EL-0064 A. full wave bridge rectifier B. half wave bridge rectifier C. solid state voltage regulator D. direct current (DC) filter
Last Answer : Answer: A
Description : When paralleling two AC generators, the frequency of the incoming machine immediately prior to closing its breaker should be ____________. A. controlled by placing the governor switch in the automatic ... regulator C. slightly greater than the bus frequency D. slightly less than the bus frequency
Description : The device labeled 'REG SW' in the illustration is used to ___________. EL-0003 A. shift from the automatic voltage regulator to the manual voltage regulator B. shift the governor control from manual to ... device 'REG ADJ' or device 'MAN ADJ' D. supply regulated control power to the switchboard
Description : The voltage developed by an AC generator is controlled by varying the ____________. A. speed of the prime mover B. AC excitation to the field C. DC excitation to the field D. DC excitation of the voltage regulator
Description : In the illustration, the component labeled 'EXC' is _______. EL-0003 A. a separate class II regulated DC generator for critical direct current loads B. a generator feeding the FLD ... to drive the governor for turbogenerator speed. D. the electronic driver for the switchboard metering circuits
Last Answer : Answer: B
Description : The frequency of an alternator is controlled from the main switchboard by adjusting the _____________. A. frequency meter B. voltage regulator C. governor control D. sychroscope switch
Description : Equal power factors on paralleled AC generators are maintained by an automatic _____________. A. voltage regulator B. reverse power relay C. reverse current relay D. governor control switch
Description : The cycles per second developed by the alternator aboard your vessel is determined by _____________. A. the speed of the engine driving the alternator B. the resistance applied to the field rheostat C. the synchronous speed of induction D. the adjustments made to the voltage regulator
Description : When securing an AC generator, you should FIRST ___________. A. open the generator circuit breaker B. switch the voltage regulator to 'manual' C. decrease the field excitation to minimum D. reduce the load on the unit
Last Answer : Answer: D
Description : Prior to starting an AC generator prime mover, the voltage regulator cutout switch should be placed in the __________. A. manual position B. bus neutral position C. raise voltage position D. transfer position