Electronics and Communication Engineering - Power Electronics - Discussion

13. 

In a step down chopper using pulse width modulation, Ton = 3 x 10-3 and Toff = 1 x 10-3 s. The chopping frequency is

[A]. 333.33
[B]. 250
[C]. 500
[D]. 1000

Answer: Option B

Explanation:

.


Durgesh said: (Jan 20, 2016)  
Please justify.

Pamam said: (Feb 19, 2017)  
What is the unit?

Bharath said: (Mar 20, 2017)  
Here,
F = 1/Total Time.

Pkn said: (Dec 28, 2017)  
I think A is the answer.

Pritu said: (Apr 23, 2018)  
The Right answer is B. I agree with the given answer.

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