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Last Updated On [03-11-2023]

In an optics experiments, with the position of the object fixed, a student varies the position of a convex lens and for each position, the screen is adjusted to get a clear image of the object.  A graph between the object distance  and the image distance  from the lens, is plotted using the same scale for the two axes. A straight line passing through the origin and making an angle of  with the -axis meets the experimental curve at  The coordinates of will be

a)

b)

c)

d)


Question ID - 152432 :-

In an optics experiments, with the position of the object fixed, a student varies the position of a convex lens and for each position, the screen is adjusted to get a clear image of the object.  A graph between the object distance  and the image distance  from the lens, is plotted using the same scale for the two axes. A straight line passing through the origin and making an angle of  with the -axis meets the experimental curve at  The coordinates of will be

a)

b)

c)

d)

1 Answer
5876 Votes
3537

Answer Key : (a) -

(a)

It is possible when object kept at center of curvature.



Next Question :

A compound microscope has an eyepiece of focal length 10 cm and an objective of focal length 4 cm. Calculate the magnification, if an object is kept at a distance of 5 cm from the objective, so that final image is formed at the least distance of distinct vision 20 cm.


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