a student is using a convex lens to study the image formation by it for various positions of the object he observed that when he places the object at 27 cm in front of the lens the location of the image is at 54cm on the other side of the lens what is the focal length of the lens and it's magnification?? Please answer fast...
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Answered by
1
Answer is 27
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Please mark the answer as brain list answer
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Please mark the answer as brain list answer
ritujain83:
How???
Answered by
1
54-27=27 is the focal length
27 should be v and -27 should be u. Can it bee???
ya
*be* sorry. Then we can find the focal length by the lens formula. And it then it should be 13.5 please reply that is this correct??
ya we can do that
Then your answer is wrong or right???
What is the correct answer? Please reply... 13.5 or 18 or 27
27
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