Physics 12 - Quiz #5 

 1. A proton, initially at rest, is released between two parallel plates as shown below.

a) What is the magnitude and direction of the electric field? (2 marks)

b) What is the magnitude of the electrostatic force acting on the proton? (1 mark)

c) What is the velocity of the proton when it exits the - 400 V plate? (3 marks)

2. a) What is the electric potential difference between points P and R due to the fixed point charge Q1? (3 marks)

b) How much work is required to move a -5.0 x 10-7 C charge from point P to point R? (2 marks)

c) What is the magnitude and direction of the electric field at point P due to the two charges? (4 marks)

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