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                                    JULHO1. A burning candle is placed 20 cm in front of a concave mirror of focal length 10 cm. Find[Ans, 20 cm, real and invertedthe nature and position of the image formed.from concave mirror of focal length 1 cm. Find | 
                            
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Answer»  u = -20 cm f = -10 cm position = v 1 / f = 1 / v + 1 / u 1 / -10 = 1 / v + 1 / -20 1 / v = -1 / 10 + 1 / 20 = -2 / 20 + 1 / 20 = -1 / 20 v = -20cm Nature : Real and inverted same size  | 
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