Physics Review Question Unit: Optics Year: 1990 Question#: 92 Question: If object ab is located 0.05 meters away from point o and the focal length is 0.04 meters, its image will be located ... (1 ) farther from the mirror than c (2 ) between c and f (3 ) between f and the mirror (4 ) behind the mirror What is this question really asking? Explanation by: IrinaK [ Return to question menu ] Answer 1 farther from the mirror than c CORRECT Using the formula the answer is .2 meters away and that is further than c which is only .08 meters away. return to top Answer 2 between c and f INCORRECT The formula does not give an answer that could fit between those two points return to top Answer 3 between f and the mirror INCORRECT This distance is way too close. return to top Answer 4 behind the mirror INCORRECT This gives a virtual image not a real one. return to top What's this question really asking? Do you know how to use the formula. return to top |
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