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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

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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