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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)

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(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.

Posted by

Devendra Khairwa

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