Semiconducting Devices Question 295

Question: The ripple factor in a half wave rectifier is

[RPMT 2002]

Options:

A) 1.21

B) 0.48

C) 0.6

D) None of these

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Answer:

Correct Answer: A

Solution:

Ripple factor $ r=\sqrt{{{( \frac{I _{rms}}{I _{dc}} )}^{2}}-1}=\sqrt{\frac{{{( I _{0}/2 )}^{2}}}{{{( I _{0}/\pi )}^{2}}}-1} $ =1.21.



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