(i) Water consumed by Vidya = \(\frac{2}{5}\) of 5 litres =\(\frac{2}{5}\)× 5 = 2 litres
(ii) Water consumed by Pratap = 1 - \(\frac{2}{5}\) = \(\frac{3}{5}\) of the total water
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 image of objects spread over a large area. |
(c) A convex lens | (iii) Used by dentists to see 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. |