Question
As the position of an object (u) reflected from a concave mirror is varied, the position of the image (v) also varies. By letting the u changes from 0 to + ∞ the graph between v versus u will be
Options:
A .
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B .
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C .
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D .
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Answer: Option A
:
A
At u = f (focal length)
v = ∞
at u = 0 (i.e., object is at pole)
v = 0 (image is also at pole)
Satisfying these two conditions only option (a) is correct.
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:
A
At u = f (focal length)
v = ∞
at u = 0 (i.e., object is at pole)
v = 0 (image is also at pole)
Satisfying these two conditions only option (a) is correct.
Was this answer helpful ?
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