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SERIES REGULATOR
ANSWERS TO QUESTIONS Q1. THROUGH Q43 - 14179_232

Neets Module 07-Introduction to Solid-State Devices and Power Supplies
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4-61 ANSWERS TO QUESTIONS Q1. THROUGH Q43. A1.   Transformer, rectifier, filter, regulator. A2.   To change ac to pulsating dc. A3.   To change pulsating dc to pure dc. A4.   To maintain a constant voltage to the load. A5.   The half-wave rectifier. A6.   15.9 volts. A7.   It isolates the chassis from the power line. A8.   The fact that the full-wave rectifier uses the full output, both half cycles, of the transformer. A9.   120 hertz. A10.   63.7 volts. A11.   Peak voltage is half that of the half-wave rectifier. A12.   The bridge rectifier can produce twice the voltage with the same size transformer. A13.   It will decrease. Capacitance is inversely proportional to:    A14.   The capacitor filter. A15.   Parallel. A16.   At a high frequency. A17.   A filter circuit increases the average output voltage. A18.   Value of capacitance and load resistance. A19.   Good. A20.   Yes. A21.   The CEMF of the inductor. A22.   From 1 to 20 henries. A23.   Decrease. A24.   Expense. A25.   When ripple must be held at an absolute minimum. A26.   LC capacitor-input filter.






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