Asked by pritam | 21st Feb, 2011, 12:06: AM
Magnification = I / O = (v/u)
Here I =2O ,
so m = 2(2)/2 = 2
also, v/u = 2
or, v = 2u = 2 x 15 = 30 cm
therefore, the image is formed at a distance 30cm from the lens.
Hope this clarifies your doubt.
Answered by | 21st Feb, 2011, 11:14: AM
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