TY - BOOK AU - +ÉXã‰Xnã¹ B.B TI - Hamarc bachhe hamare ghar Part i U1 - 362.82 PY - 1979/// CY - Delhi PB - Jayakrishnan Agrawal KW - Social Wefare Problems And ServicesFamiliesELECTRIC CHARGE, COULOMBS LOW OF ELECTROSTATIC FORCES, THE ELECTRIC FIELD, THE ELECTRICAL POTENTIAL, CAPACITANCE, CURRENT AND CIRCUITS, THE MAGNETIC FIELD ER -