- Power Electronics - Section 1
- Power Electronics - Section 2
- Power Electronics - Section 3
- Power Electronics - Section 4
- Power Electronics - Section 5
- Power Electronics - Section 6
- Power Electronics - Section 7
- Power Electronics - Section 8
- Power Electronics - Section 9


Power Electronics - Engineering
Q1: In a step down chopper using pulse width modulation, Ton = 3 x 10-3 and Toff = 1 x 10-3 s. The chopping frequency isA 333.33
B 250
C 500
D 1000
ANS:B - 250 ![]() |


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