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CBSE Notes 2011-2012

An object is placed at a distance of 30 cm from a concave lens of focal length 10 cm. The position o...

Multiple choice question

An object is placed at a distance of 30 cm from a concave
lens of focal length 10 cm. The position of image from the
optical centre is

unknown

7.5 cm

unknown

- 7.5 cm

unknown

15 cm

unknown

-15 cm