1) In the drawing below, E = 4.0N/C and d = 1.5m. Calculate the work done by the
ID: 2284373 • Letter: 1
Question
1) In the drawing below, E = 4.0N/C and d = 1.5m. Calculate the work done by the electric field in moving a +5.0x10-9C charge from A to B. Be sure to include - sign if your answer is negative. Your answer needs to be in J but you don't need to enter the unit in your answer for this question
2) In the situation in diagram a above, calculate the potential energy difference between the +5.0x10-9C charge at B and at A. Be sure to include - sign if your answer is negative. Your answer needs to be in J but you don't need to enter the unit in your answer for this question.
3) For the situation in diagram a above, calculate the potential difference between A and B. Be sure to include - sign if your answer is negative. Your answer needs to be in V but you don't need to enter the unit in your answer for this question.
1) In the drawing below, E = 4.0N/C and d = 1.5m. Calculate the work done by the electric field in moving a +5.0x10-9C charge from A to B. Be sure to include - sign if your answer is negative. Your answer needs to be in J but you don't need to enter the unit in your answer for this question
2) In the situation in diagram a above, calculate the potential energy difference between the +5.0x10-9C charge at B and at A. Be sure to include - sign if your answer is negative. Your answer needs to be in J but you don't need to enter the unit in your answer for this question.
3) For the situation in diagram a above, calculate the potential difference between A and B. Be sure to include - sign if your answer is negative. Your answer needs to be in V but you don't need to enter the unit in your answer for this question.
Explanation / Answer
a. Work done W = Vq
also V = Ed
so
W = Edq
W = 4 *1.5*5 e-9
W = 3 *10^-8 J
-------------------------
PE = W = Vq = 3*10^-8 J
--------------------
PD V = W/q
V = 3e-8 /5 e-9
V = 6 V
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