Q:- How far should an object be placed from the pole of a converging mirror of focal length 20cm to form a real image of the size exactly 1/4 the size of the object?
Asked by Madhuchhanda Chakraborty | 24th Nov, 2014, 05:46: PM
Answered by Priyanka Kumbhar | 25th Nov, 2014, 09:32: AM
- Mirror formula
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- why can't we write mirror formula as f = v + u
- Is magnification =f/f-u (or) f/u-f
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