Q17 of 112 Page 310

What type of reflection of light takes place from:

(a) a cinema screen?


(b) a plane mirror?

a) Regular reflection occurs from a cinema screen because the surface of the screen is smooth.


b) Regular reflection occurs from a plane mirror because the surface of a plane mirror is smoot/ even.


More from this chapter

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15

What type of reflection of light takes place from:

(a) a rough surface?


(b) a smooth surface?

 16

Which type of reflection of light, regular reflection or diffuse reflection, leads to the formation of images?

 18

If an object is placed at a distance of 7.5 cm from a plane mirror, how far would it be from its image?

 19

Is the image of an object in a plane mirror: virtual or real?