tell me

Asked by PRADUMN KUMAR SINGH | 14th Mar, 2013, 08:16: PM

Expert Answer:

u=-5cm
v=-4 cm....in the question it should be mentioned where the image is formed, infront of or behind the mirror....here we have taken infront.
1/v+1/u=1/f
f=-20/9 cm

Answered by  | 15th Mar, 2013, 04:55: PM

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