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Physics, 21.06.2019 18:50, NycLife
How does the image distance (di) of a convex lens compare with the image distance of a concave lens? a. the image distance of the convex lens is positive, and that of the concave lens is negative. b. both are negative for a virtual image. c. both are positive for a virtual image d. the image distance of the convex lens is negative, and that of the concave lens is positive.
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Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is
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What will a positive and a negative charge do if they are separated from each other?
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The eyepiece of a compound microscope has a focal length of 2.5 cm and the objective lens has a foca...
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