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Unformatted text preview: of academic conduct of the University of California. Signature ANSWERS WITHOUT WORK WILL RECEIVE NO CREDIT. MARK YOUR ANSWERS CLEARLY. Problem 2: The front of the cathode ray tube (like the one you used in DL) has a glowing dot as shown below. You have a large circular coil of wires (also like the one you used in DL). Show how you would position the coil and what direction the current would flow so that the glowing dot is moved towards the center when the current is changing (by closing the switch). Also indicate the direction of all the relevant fields and forces in the picture. Hint: Think of the experiment you conducted in DL. What was the charge of the particles used in the cathode ray tube? What fields and forces were important? You must explain your work to receive credit!...
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- Spring '08