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MT2 - Physics 7C Fall 2000 Midterm II Tuesday November 3...

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Physics 7C, Fall 2000 Midterm II Tuesday, November 3, 6:30-8:30 p.m. Print Name: Signature: Student ID: Discussion Section #: Discussion Section GSI: For grading use: Problem 1 (25 points): Problem 2 (25 points): Problem 3 (25 points): Problem 4 (25 points): Directions : The allotted time is 110 minutes. No notes or calculators are allowed. The 4 problems count equally, and some parts are easier than others, so you will want to take a look at all of them. a) Box or circle all of your final answers. b) Explain briefly how you reached your answer. A clear explanation of what you are doing also helps in getting partial credit if there is a mistake somewhere. When a numerical answer is called for, an accuracy of 5% is sufficient. Please do not turn this sheet over until the proctor starts the exam. You may ask the proctor for help if a question’s meaning is unclear.

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1. Consider rays of light at the interface between glass (index of refraction 1.5) and air (index of refraction 1). (a) (10 points) Draw pictures of what happens to rays incident from the air side at two angles of incidence: θ = 0 (normal incidence) and θ = 45 . Show clearly which side is air, which side is
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MT2 - Physics 7C Fall 2000 Midterm II Tuesday November 3...

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