3. Match the items given in Column I with one or more items of Column II.                            
    

  Column I     

  Column II

(a) A plane mirror 

(i) Used as a magnifying glass.

 (b) A convex mirror

(ii) Can form an image of objects spread over a large area.

(c) A convex lens

(iii) Used by dentists to see an enlarged image of teeth.

 (d) A concave mirror

(iv) The image is always inverted and magnified.

 (e) A concave lens

(v) The image is erect and of the same size as the object.

 

(vi) The image is erect and smaller in size than the object.

               
                                 
                          
                             
                                                             

Answers (1)

(a) The image formed by a plane mirror is erect and of the same size.

(b) The image formed by a concave mirror is inverted and magnified. Also, they can form images of objects spread over a large area. 

(c) A convex lens is used as magnifying glasses.

(d) A concave mirror is used to see enlarged images.

(e) The image formed by a concave lens is erect and smaller in size.

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