# Half-wave and Full-wave Rectifier 1The half-wave rectifier has a diode in series with a load resisto

Half-wave and Full-wave Rectifier

1The half-wave rectifier has a diode in series with a load resistor

ATrue

BFalse

2With a half-wave rectifier, the output frequency equals the input frequency ATrue BFalse

3The capacitor-input filter produced a dc output voltage equal to the peak value of the rectified voltage ATrue

BFalse

4A diode circuit used to protect a sensitive circuit is called a ______

5Half-wave rectifier voltage produces__________ Abi-directional current flow

Bunidirectional current flow

Cno current flow

Dalternating current

6What is the term for a special kind of high frequency power supply used in computers and monitors? Acrowbar protection

Bhalf-wave

Cbridge

Dswitching regulator

7The voltage that must be less than the breakdown voltage of the diode in order to prevent damage to the diode is the ________ Apeak inverse voltage

Bmaximum diode voltage

Creverse surge voltage

Dmaximum peak voltage

8Assume the input signal to a rectifier circuit has a peak value of Vm = 12 V and is at a frequency of 60 Hz Assume the output load resistance is R = 2k? and the ripple voltage is to be limited to Vr= 04 V Determine the capacitance required to yield this specification for a (a) full-wave rectifier and (b) half-wave rectifier Show all work

9A full-wave rectifier is to be designed to produce a peak output voltage of 12 V, deliver 120 mA to the load, and produce an output with a ripple of not more than 5 percent An input line voltage of 120 V (rms), 60 Hz is available Consider a bridge type rectifier Specify the transformer ratio and the size of the required filter capacitor Show all work 10Silicon diodes are used in a two-diode full-wave rectifier circuit to supply a load with 12 volts DC Assuming ideal diodes and that the load resistance is 12 ohms, compute the secondary transformer voltage, the load ripple voltage, and the efficiency of the rectifier Show all work

11A half-wave rectifier using silicon diode has a secondary emf of 1414 V (rms) with a resistance of 02 ? The diode has a forward resistance of 005 ? and a threshold voltage of 07 V If load resistance is 10 ?, determine the following: ?dc load current

?dc load voltage

?voltage regulation

?circuit efficiency

?diode PIV and current rating