Fill in the following blanks with suitable words : (a) Parallel rays of light are refracted by a convex lens to a point called the_ (b) The image in a convex lens depends upon the distance of the _ from the lens.

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Solution

(a) Parallel rays of light are refracted by a convex lens to a point called the FOCUS
(b) The image in a convex lens depends upon the distance of the OBJECT from the lens.

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Q. Fill in the following blanks with suitable words:

(a) Parallel rays of light are refracted by a convex lens to a point called the ........
(b) The image in a convex lens depends upon the distance of the ........... from the lens.

Q. Fill in the following blanks with suitable words:
(a) A convex lens .................. rays of light, whereas a concave lens .................. rays of light.
(b) Lenses refract light to form images: a..................... lens can form both real and virtual images, but a diverging lens forms only ...................... images.

Fill in the following blanks with suitable words : (a) A convex lens ___ rays of light, whereas a concave lens___ rays of light. (b) Lenses refract light to form images : a ___lens can form both real and virtual images, but a diverging lens forms only___ images.

Q. The image in a convex lens depends upon the distance of the object from the lens:

Fill in the following blanks with suitable words :

(a) Parallel rays of light are reflected by a concave mirror to a point called the ___.

(b) The focal length of a concave mirror is the distance from the ___ to the mirror.

(d) For a convex mirror, parallel rays of light appear to diverge from a point called the___.

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Fill in the following blanks with suitable words : (a) Parallel rays of light are refracted by a convex lens to a point called the___ (b) The image in a convex lens depends upon the distance of the ___ from the lens.

(a) Parallel rays of light are refracted by a convex lens to a point called the FOCUS (b) The image in a convex lens depends upon the distance of the OBJECT from the lens.

Fill in the following blanks with suitable words : (a) Parallel rays of light are refracted by a convex lens to a point called the_ (b) The image in a convex lens depends upon the distance of the _ from the lens.

(a) Parallel rays of light are refracted by a convex lens to a point called the FOCUS
(b) The image in a convex lens depends upon the distance of the OBJECT from the lens.