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CBSE Class 10 Answered

plzzzz ans this
Asked by | 27 May, 2009, 10:22: AM
Expert Answer

h = 4 cm; u = - 15 cm; 

P = 1 / f = - 10 D 

f = - 10 cm

1 / v = 1 / f + 1 / u = - (1 / 10) - (1 / 15) = (- 3 - 2) / 30 = - 1 / 6

v = - 6 cm

m = h' / h = v / u

h' = - 6 x 4 / (- 15) = 1.6 cm

Answered by | 27 May, 2009, 04:27: PM
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