Qk = -20 C at point K (-6, 4, 7) and another charge QM = 50 C at a point M(5, 8, -2) in free space of the vacuum box. Question 1 Determine the magnitude of resultant vector RAB. [3 marks] Question 2 Determine the vector force exerted on QA by QB among given charges if Eo = 10 %(36t) F/m; [3 marks] Question 3 Determine the electric field intensity between the charges. [3 marks] Question 4 What is the purpose of a coordinate systems? [3 marks] Question 5 How the vector force determined in Question 2 can be given in cylindrical Coordinates system? [4 marks] Question 6 How the electric field intensity determined in Question 3 can be given in spherical coordinates system? [4 marks] Question 7 Determine the electric field density. [3marks] 2 Final term Examination, DEE, UOG Electromagnetic Field theory (ET-183) Question 8 Determine energy expended in moving a charge Qk a distance of 2 meter in electric field E determined in question 3. [3 marks Question 9 Determine potential difference VKM. [3 marks