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Assignment 1

# Assignment 1 - Phys 122 Assignment 1 Due Jan 25 Name Print...

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Phys 122 Assignment 1 Due - Jan 25 Name:___________________________ Print full name Show all work. Include diagrams whenever applicable. Place your solutions in the space below each problem. Place the final answer in the box provided. It makes it much easier to mark. All assignment pages have to be stapled together WITH A STAPLER . Include units with your final answers. 1. A charge q 1 = + 40. x 10 -6 C is located at point (0.0 , 0.0) m and a charge q 2 = -20. x 10 -6 C located at (8.0 , 0.0) m a) Determine the electric field at points A (4.0 , 0.0) m and B (8.0 , 6.0) m due to the presence of the two point charges. Give you answer in components. [4 marks] = A E = B E 1

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b) Determine the potential difference between points A (4.0 , 0.0) m and B (8.0 , 6.0) m, ( V B – V A ), due to the presence of two point charges [3 marks] c) How much work would be done in moving a charge Q = +5.0 x 10 -6 C from A to B? [2 marks] d) Would this work be done by the electric field or by an external force? [1 mark] 2
2. Two point charges,

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Assignment 1 - Phys 122 Assignment 1 Due Jan 25 Name Print...

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