Q4 of 9 Page 94

Fill in the blanks.

(a) The incident ray, the normal and the reflected ray are all in the same……………


(b) Reflection from a rough surface is called ……………reflection.


(c) In a periscope, we sec …………… reflection of an object.


(d) In a plane mirror, the image is…………… inverted.

(a) The incident ray, the normal and the reflected ray are all in the same…plane…………



(b) Reflection from a rough surface is called …irregular…………reflection.



(c) In a periscope, we see …second………… reflection of an object.


(d) In a plane mirror, the image is…laterally………… inverted.


More from this chapter

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1

Answer the following questions.

Why are the two mirrors in a periscope placed parallel to each other?

 2

Give reasons.

(a) Letters appear laterally inverted in a plane mirror.


(b) Numerous images are seen in the 'Palace of Mirrors'.


(c) The image formed in water is of the same size as the object

 3

Match the following.

 1

Place two mirrors parallel to each other and count the number of images formed in them.