Describe the nature of image formed when the object is placed at a distance of 20 cm from a concave mirror of focal length 15 cm.
Here, u = - 20 cm; f = -15 cm
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Describe the nature of image formed when the object is placed at a distance of 20 cm from a concave mirror of focal length 15 cm.
Here, u = - 20 cm; f = -15 cm