Questions and Answers
What is the primary function of a regulator circuit in a power supply?
To maintain a constant DC voltage despite variations in the input line voltage or load
What is the purpose of a transformer in a power supply?
To change AC voltages based on the turns ratio between the primary and secondary
What is the process of converting alternating current (AC) to direct current (DC)?
Rectification
What is the output of a half-wave rectifier?
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What is the function of a filter in a power supply?
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What is a load in a power supply circuit?
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What is the no-load output DC voltage of an ideal half-wave rectifier for a sinusoidal input voltage?
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What is the main advantage of a full-wave rectifier compared to a half-wave rectifier?
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What is the configuration of a center-tapped full-wave rectifier?
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What is the main difference between a center-tapped full-wave rectifier and a bridge full-wave rectifier?
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What is the definition of rectifier efficiency?
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What is the purpose of a full-wave rectifier?
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What is the main reason for the efficiency of ideal rectifiers being less than 100%?
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What is the maximum efficiency of a half-wave rectifier?
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How do smoothing circuits improve the efficiency of rectifiers?
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What is the benefit of using three-phase rectifiers over single-phase rectifiers?
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What is the arrangement of the four diodes in a bridge rectifier?
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What is the primary cause of efficiency reduction in rectifiers?
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What is the main advantage of a full-wave rectifier over a half-wave rectifier?
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What is the minimum number of diodes required for a half-wave rectifier in a three-phase supply?
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What is the main purpose of the center-tap in a full-wave rectifier circuit?
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Which type of rectifier makes use of four diodes in a bridge arrangement?
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What is the main disadvantage of half-wave rectifiers?
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What is the output of a rectifier circuit?
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What is the recommended capacitance value of a smoothing capacitor in a DC power supply circuit?
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What is the minimum Working Voltage of a smoothing capacitor in a DC power supply circuit?
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What types of voltage can a regulator IC unit provide?
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What is the range of load currents that a regulator IC unit can operate with?
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What is the purpose of the third terminal in a fixed voltage regulator IC unit?
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What determines the amount of ripple in the output voltage of a DC power supply circuit?
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