Question

Under which of these conditions will no image be formed (real or virtual) for an object placed in front of a concave mirror? A. The object is placed at the focal point on the principal axis. B. The object is placed at the center of curvature on the principal axis. C. The object is placed between the center of curvature and focal point on the principal axis. D. The object is placed between the focal point and the vertex on the principal axis

Answer 1

Answer:

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