Question

how much can be the image distance if the focal length is 10cm and object is placed at 15cm

Answer 1

hey hi here ure answer image distance =30

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Answer 2

Answer:

f = 10

u =15

v =?

Explanation:

1/v + 1/u =1/f

1/v = 1/f + 1/u

1/v = 1/10 + 1/15

1/v =3+2/30

1/v = 5/30

1/v = 1/6

Answer