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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Contributors

Feedback

Performance measurement and analysis of single phase AC-DC uncontrolled bridge rectifier.

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1. How does the diode bridge rectifier differ from the half-wave bridge rectifier?

a: Diode bridge uses four diodes and half-wave rectifier uses two diodes Explanation

Explanation

b: Diode bridge rectifier has higher efficiency Explanation

Explanation

c: Diode bridge rectifier produces a smoother output Explanation

Explanation

d: All of the above Explanation

Explanation

2. Which component in an RL-load helps to oppose sudden change in current?

a: Resistor Explanation

Explanation

b: Capacitor Explanation

Explanation

c: Inductor Explanation

Explanation

d: Diode Explanation

Explanation

3. Which of the following devices is more suitable for forming an uncontrolled rectifier?

a: Zenor diode Explanation

Explanation

b: Line frequency diode Explanation

Explanation

c: Schottky diode Explanation

Explanation

d: IGBT Explanation

Explanation

4. What is the primary function of a LC- low-pass filter in a diode bridge rectifier circuit?

a: To convert AC voltage to DC voltage Explanation

Explanation

b: To regulate the output current Explanation

Explanation

c: To reduce voltage ripple Explanation

Explanation

d: To increase the input voltage Explanation

Explanation

5. What change do we observe when diode rectifier is connected with RL-load instead of R-load?

a: No change Explanation

Explanation

b: Change in input AC voltage Explanation

Explanation

c: The input and output current has less distortion with RL-load Explanation

Explanation

d: Less distortion in input current only with RL-load Explanation

Explanation

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