Task id17296
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- Physics
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DESCRIPTION
Task id17296
At the center of a concave mirror with a radius of curvature of 40 cm and a diameter of 20 cm, there is a point source of light with an intensity of 10 cd, illuminating a screen located at a distance of 2 m from the source. What is the maximum screen illumination? How will the illumination change if you remove the mirror?
Additional information:
Short solution. Format gif
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