PART 3: POTENTIAL DIFFERENCE AND ELECTROMOTIVE FORCE 4. A 9-V battery moves the charge to a 1 meter distance, what is the strength of the 1. What is the potential difference of a 2-C charge that moves from a 1-C charge from electric field? point a to b if ra = 0.8 m and rb = 1.2 m? 0 3 N/C 0 1.95 x 10 /9V 0 5N/C 0 3.75 x 10 9V 0 7 N/C 5.20 x 10 / 10 V 0 9 N/C 0 7.50 x 10 / 10 V O Correct answer not found O Correct answer not found 5. The voltage drop is 3 Volts and the uniform electric field is 12 V, find the distance 2. A Van de Graff generator with 20-C charge moves an electron from 1 m - 3 m. How between points a and b. much is the potential of A with respect to B? 0 0.12 m 0 6.0 x 10 A 10 V 0 0.25 m 0 6.0 x 10 / 11 V 0 0.50 m 0 1.2 x 10 / 10 V 0 0.72 m 0 1.2x 10 / 11 V O Correct answer not found O Correct answer not found 3. A 5-C charge is moving at a 2N/C field, how much is the potential of A(0, 5) with respect to B(0,8)? 0 -10 V 0 -15V -30V 0 -45V O Correct answer not foundPART 2: ELECTRIC POTENTIAL (5 ITEMS) 4. An electron near a -5C charge moves from B to A, what is the potential energy of the charge at point B? 1. What is the electric potential energy at point a of the -2C charge below if ra= Im and rb = 0.5 m? (0, 0)m (1, 0)m (3, 0)m E= 5 N/C A B 0 4.5 x 10 19 J 0 -4.5 x 10 9 J 0 5 x 10/9 J 0 5J 0 -5x 10 9 J 0 -5J 0 10 J O Correct answer not found 0 -10J O Correct answer not found 5. An electron is near a -5C charge, what is the work done by the electron as it moves from A to B? 2. What is the work done by the electric field to the -2C charge below in moving from point a to b if ra = 1 m and rb= 0.5? (0, 0)m (1, 0)m (3, 0)m ra E= 5 N/C A B 0 4.5 x 10 19 J 0 5J 0 -4.5 x 10 19 J 0 - 5J 0 5x 1019 J 0 10J 0 -5x 1049 J 0 -10J Correct answer not found O Correct answer not found 3. What is the change in potential energy of the -2C in moving from point a to bifra = 1 m and rb= 0.5? ra E= 5 N/C 0 5J 0-5J 0 10 J 0 -10J O Correct answer not found