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If T1 is gated at 0 °, T3 and T5 will start conducting at _______ and _________ respectively.

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in Power Electronics by (27.1k points)
If T1 is gated at 0 °, T3 and T5 will start conducting at _______ and _________ respectively.

(a) 180°, 270°

(b) 120°, 240°

(c) 180°, 300°

(d) 240°, 360°

I got this question in an online interview.

This intriguing question originated from 3-Phase Bridge Inverters-3 topic in section Inverters of Power Electronics

1 Answer

0 votes
by (45.1k points)
Right choice is (b) 120°, 240°

Best explanation: As T1 is gated at 0, T3 will be gated after 120° and T5 after 120+120 = 240°.

Devices

T1

T1

0

T4

T4

0

T1

T1

0

T6

0

T3

T3

0

T6

T6

0

T3

0

T2

T2

0

T5

T5

0

T2

T2

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