phyiscs quiz 5 smith

phyiscs quiz 5 smith - Quiz Ch. 23 1pm Test Form A Name_...

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Quiz Ch. 23 1pm Test Form A Name___________________________________ NOTE: You get +1 point for each correct answer and -0.25 points for each incorrect answer. It is not advantageous to fill in a guess for the answer unless you can eliminate more than one wrong answer. MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Which of the following statements is NOT true about ray optics analysis of imaging by mirrors and lenses? A) An illuminated object is assumed to reflect light rays in all directions B) The only physics needed to analyze the ray optics of mirrors and lenses are the laws of reflection and refraction C) Mirrors and lenses can form both real and virtual images D) Real images are formed at a point where multiple rays converge E) All of the above statements are true 1) 2) Which of the following statements is NOT true of a flat mirror? A) The image is always upright B) It can only form a real image C) The magnification is equal to one D) The absolute value of the mirror-to-image distance is equal to the object-to-mirror distance E) All of the above are true 2) 3) If you have a spherical mirror with a radius of curvature of 10 cm and you want to use it to focus light from the sun to burn a bug as quickly as possible, at what distance from the bug should you hold the mirror? (assume that it is a mosquito carrying the bubonic plague)
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phyiscs quiz 5 smith - Quiz Ch. 23 1pm Test Form A Name_...

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