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The distance of the object in front of a concave mirror of focal length 20 cm, to obtain the image at 40 cm real and inverted should be |
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Answer» Answer: Since focal length of concave mirror given is 20cm l. OBJECT is at 40cm DISTANCE which means it is at centre of CURVATURE. hence, image will be formed of same SIZE and at centre focus only but real and inverted |
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