Fill in the blanks with the correct words.

1. We get diffused reflection from a .................... (rough/smooth) surface.
2. A smooth polished surface that can return the rays of light incident on it to form a clear image is called a .................... (lens/mirror).
3. Convex and concave mirrors can both form .................... (real/virtual) images.
4. A lens is made of a .................... (translucent/transparent) material.
5. .................... (White/Blue) light consists of many colours.

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Solution

Rough Surface

Mirror

Virtual images

Transparent

White

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Similar questions

Q. A smooth polished surface that can return the rays of light and form a clear image is called a

(a) lens
(b) glass
(c) mirror
(d) all of these

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. Fill in the blanks:
1. The phenomenon of turning back of light into the same medium on striking a polished surface is called ........................ of light.
2. A ........................ image is always inverted.
3. In a spherical mirror, if the reflecting surface is on the outside, it is called a ........................ mirror.
4. ........................ lens is thicker in the middle and thinner at the edges.

Q. A smooth polished surface which can return the rays of light into the same medium is called
(a) mirror
(b) lens
(c) prism
(d) table top

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Rough Surface Mirror Virtual images Transparent White

Rough Surface

Mirror

Virtual images

Transparent

White