Where are convex and concave mirror …

convex mirror -

•  as a car wing mirror ,to see through a wide angle of veiw
• in super markets and big shops and big shops
• in buses ,so thatthe driver can view

concave  mirror -

• as a shaving mirrors or while putting on makeup
• as a dentist mirror for examination.

<font color="#333333" face="Helvetica Neue, Arial, sans-serif">Ans. The main application of concave and convex lenses is as follows:-</font>

• <font color="#333333" face="Helvetica Neue, Arial, sans-serif">Convex and Concave lenses are generally used in both glasses and microscopes.</font>
• <font color="#333333" face="Helvetica Neue, Arial, sans-serif">Both of the lenses are also used in better sight.</font>
• <font color="#333333" face="Helvetica Neue, Arial, sans-serif">They are also used in cameras also.</font>

Concave lenses are used for correcting myopia or short-sightedness. 

Convex lenses are used for focusing light rays to make items appear larger and clearer, such as with magnifying glasses.