TY - BOOK AU - Hasan, Muhammad Munir TI - Fundamentals of alternating current SN - 9694071771 (pbk) U1 - 621.31 PY - 1995/// CY - Karachi PB - Royal book company KW - Alternating current KW - Symbolic notation KW - Electrical resonance KW - polyphaase currents KW - Complex waveforms KW - Power factor KW - FEAS ER -