an object is placed 24 cm away from a concave mirror and its image is 16 cm away from it find the focal length of a concave mirror
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u = -24cm
v = 16cm
1/v + 1 / u = 1 / f
1/16 -1/24 = 1/f
1/f = 1/48
f = 48 cm
v = 16cm
1/v + 1 / u = 1 / f
1/16 -1/24 = 1/f
1/f = 1/48
f = 48 cm
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