Physics, asked by ranjnakumari9114, 6 months ago

Q8. II a lens is moved towards the object from a distance of 20em to
15em, the magnification of the image is remain same. The focal
length of the lens ks:
(a) 18.2 cm (b) 16.8cm
(c) 17.5cm (d) 15.5cm

Answers

Answered by deepakkumar5101979

0

Answer:

answer of this question is option b

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