CBSE Class 10 Answered
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Asked by BhavSimran | 25 Mar, 2010, 12:21: PM
Expert Answer
Given: R = 3 m, f = 3/2 m, u = - 5 m, v = ?
Using mirror formula
(1/ f) = (1 / v) + (1 / u)
(2 / 3 ) = (1 / v) + (- 1 / 5)
(1 / v) = (2 / 3 ) + (1 / 5) = 13 / 15
v = (15 / 13) m
magnification, m = - (v / u) = (15 / 13 x 5) = (3 / 13) m
since m = h' / h = 3 / 13
h' = (3 h / 13)
The image will be virtual, erect and diminished.
Answered by | 25 Mar, 2010, 08:52: PM
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