Basic Physics II Evidences - DrJJ - UiTM

CONFIDENTIAL8AS/APR 2008/PHY407PART B (90 MARKS)QUESTION 1a)+qr+q +q1 marks each for the fieldand for the equipotentialsurfaceb) i)2 marks for the field for eachcharge and 2 marks for theequipotential surface for eachBefore processTotal charge is+6q+0q-10q = -4q1 mark each for the field and forthe equipotential surface(2+4+2=8 marks)A+6qB0qC-10qii)Before processTotal charge is+6q-0q-10q = -4qBefore end of process 1Charge on A is 0q andCharge on C is -4qAfter process 1Total charge is-2q+0-2q = -4qA+6qC-10qA0qC-4qA-2qC-2q© Hak Cipta Universiti Teknologi MARA CONFIDENTIAL