A candle is held at 10cm form the concave mirror of focal length 50cm. what is the position of its image.
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1
the image will at 12.5cm away from the mirror
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8
Given :
u = -10 cm
f = -50 cm
v = ?
Using mirror formula ;
(1/f) = (1/v) + (1/u)
(1/-50) = (1/v) + (1/-10)
(1/v) = (1/10) - (1/50)
1/v = (5-1)/50
v = 50/4
v = + 12.5cm
============================
Hence the image formed is Virtual and erect located at 12.5 cm behind the concave mirror.
_________________________
u = -10 cm
f = -50 cm
v = ?
Using mirror formula ;
(1/f) = (1/v) + (1/u)
(1/-50) = (1/v) + (1/-10)
(1/v) = (1/10) - (1/50)
1/v = (5-1)/50
v = 50/4
v = + 12.5cm
============================
Hence the image formed is Virtual and erect located at 12.5 cm behind the concave mirror.
_________________________
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