00557pam a2200145 a 4500 0 0 0 0 RIU RIU 2012-07-20 Purchased: Jumbo Books Islamabad 395.00 0 621.31042 SEN 1684 2012-07-20 00:00:00 1 2019-02-21 BK 0 0 0 0 RIU RIU 2012-07-20 Purchased: Jumbo Books Islamabad 250.00 0 621.31042 SEN 1614 2012-07-20 00:00:00 2 2019-02-21 BK 0 0 0 1 RIU RIU 2012-09-19 Purchased: 175.00 0 621.31042 SEN 1368 2012-09-19 00:00:00 3 2019-02-21 BK Reserved copy 2548 2548 0471850845 (hb) 621.31042 SEN Sen, P. C. Principles of electric machines and power electronics New York John Wiley & Sons Inc. 1989 xx, 603 p. : ill. ; 24 cm. Includes index. Power electronics Electric machinery Electromechanical energy Magnetic circuits Energy conversion DC generator DC Machines Semiconductor Transformers Hysteresis FEAS BK