1.

Which of the following is incorrect?A. Far-sightedness can be corrected using convex-lensB. In case of compound microscope, if final image is formed at infinity then, magnifying power and magnification will be equal.C. Near sightedness can be corrected usig convexo-concave lensD. Casegrain telescope is free from cromatic aberration.

Answer» Correct Answer - B
For compound microscope magnifying power and magnification are not equal if image is at `infty`


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