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Which one of the following load is suitable for lagging power factor load in Single phase Half-bridge inverter?(a) C load(b) R-L-C overdamped(c) R-L-C underdamped(d) L-C loadThe question was asked during an interview for a job.The question is from Solid-State Switching Circuits in division Introduction to Solid-State Switching Circuits of Electric Drives

Answer»

Right choice is (B) R-L-C overdamped

The BEST I can explain: R-L-C overdamped loads are GENERALLY lagging power factor loads. They require forced COMMUTATION. Anti-Parallel DIODES do not help in the commutation process.



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