Write two precautions to be taken while finding the image distance usi

1.	Write two precautions to be taken while finding the image distance using a convex lens.
Answer» (i) Use a very sharp tipped pencil to draw thin lines to represent incident and refracted rays. (ii) The convex lens should be of thin aperture, for obtaining the distinct image.

Write two precautions to be taken while finding the image distance using a convex lens.

Answer»

(i) Use a very sharp tipped pencil to draw thin lines to represent incident and refracted rays.

(ii) The convex lens should be of thin aperture, for obtaining the distinct image.

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Write two precautions to be taken while finding the image distance using a convex lens.

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