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An object is positioned in front of the focal point of a concave mirror. Choose the ray diagram that shows the proper positioning of the image.
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Electric charge is uniformly distributed inside a nonconducting sphere of radius 0.30 m. the electric field at a point p, which is 0.50 m from the center of the sphere, is 15,000 n/c and is directed radially outward. what is the maximum magnitude of the electric field due to this sphere
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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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How are the crust and the inner core alike? a) they are both solid. b) they both have the same temperature. c) they are both under the same pressure. d) they are both very close to the center of the earth.
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An object is positioned in front of the focal point of a concave mirror. Choose the ray diagram that...
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