Answers

  • amb
  • Ambitious
2016-02-27T21:33:21+05:30
H1=30 cm
h2=30 cm
v=15 cm

m= (h2/h1=v/u)
SO,
30/30=15/u
u=15cm.

Now when object distance and image distance are the same then we can say that the object is placed at 2F..
2F = 15
F = 15/2.
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