Rectification and Power Supply Quiz

Which rectification has the positive or negative half of the AC wave is passed, while the other half is blocked?

• Bridge Rectifier

• Centre-Tapped

• Full-Wave Rectification

• Half-Wave Rectification

Which rectification converts the whole of the input waveform to one of constant polarity (positive or negative) at its output?

• Bridge Rectifier

• Centre-Tapped

• Full-Wave Rectification

• Half-Wave Rectification

What electronic component is used to smooth half wave current signals?

• Resistor

• Diode

• Capacitor

• Voltage Regulator

Which is the function of rectifier?

• Converting the AC voltage into pulse DC voltage

• To increase or decrease the AC voltage in a circuit

• Maintain a constant DC voltage output across a load

• Smooth out the ripple contained in the pulses of pulse DC voltage

A simple diode rectifier has 'ripples' in the output wave which makes it unsuitable as a DC source. To overcome this which one should be used?

• A capacitor in series with the load resistance

• A capacitor in parallel to the load resistance

• Both mentioned situations will work

• None of the mentioned situations will work

How many diodes used in a half-wave rectifier's circuit?

• 1

• 2

• 3

• 4

The given formula is related to which regulation?

• Shunt Regulation

• Series Regulation

• Linear Regulation

• Load Regulation

The basic block diagram Power Supply consist of which components?

• Amplifier, Rectifier, Filter and Regulator

• Amplifier, Rectifier, Filter and Transistor

• Transformer, Rectifier, Filter and Regulator

• Transistor, Rectifier, Filter and Regulator

What is the primary function of a power supply?

• Convert constant DC voltage to AC voltage

• Step up or step down voltage directly from a load

• Convert standard AC voltage to constant DC voltage

• Change magnetic fields into electrical currents

A transformer primarily works by using which of the following?

• Electrical resistance

• Direct current flow

• Magnetic fields

• Chemical reactions