00000nam a2200000 a 4500 20251203110125.0 8175151730 621.38132 RAI Rai,Harish C. Text book on power electronics Devices,Circuits,systems and applications New Delhi Galgotia publications 1998 xviii,614p. 22cm. Electronics,Circuits Thyrister communication circuits ENGLISH 621.3813 BOOK _ 91984 LIBSC C 78656 78656 0 0 0 0 PU PU 1999-06-14 0 621.38132 RAI 91984 BK