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Answer on Optics Question for Samuel

Question #51836
2 When a virtual image is created in a plane mirror
a) the image is upright. b) the image is located behind the mirror. c)reflected rays diverge. d) all of the above
3 The critical angle for a light from the bottom of a swimming pool shining upward toward the pool's surface is the angle? a) where light is refracted so it just skims the pool surface. b) 43 degrees. c) at which all light is refracted out of the pool. d) 42 degrees.
4 Convex mirrors are mostly used as? a) magnifying glasses b) driving mirrors c) dentist mirrors
d) artist mirrors
5 In an experiment involving a spherical mirror, 1/v was plotted on the vertical axis and 1/u on the horizontal axis. What is the linear magnification? a) slope of the graph b) inverse of the the slope of the graph c) intercept on the vertical axis d) intercept on the horizontal axis
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