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CBSE Class 10 Answered

light
Asked by aditir | 23 Jun, 2009, 06:04: AM
answered-by-expert Expert Answer

h0 = 4 cm; u = - 27 cm; f = 18 cm

using lens formula

(1 / f) = (1 / v) - (1 / u)

1 / v = (1 / 18) - (1 / 27) = 1 / 54

v = 54 cm

since m = v / u = h / h0

54 / (- 27) = h / 4

h = - 8 cm

image will be real and inverted.

Answered by | 23 Jun, 2009, 12:26: PM

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