an object is placed 4 cm in front of a concave mirror of focal length 1 cm find the image distance and nature of the image
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Answer:
1/u + 1/v = 1/f
1/4 + 1/v = 1/1
1/v = 3/4
v = 4/3 — positive hence real
M = v/u = +1/3 — positive hence inverted
Image is Real, Inverted, Diminished x 1/3, and 4/3 cm from mirror.
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