 Questions
 Physics
two converging lenses placed L1=20 cm apart. the focal lengths are f1=10 cm and f2=20cm
1) where is the final image located for an object that L2=30cm infront of the first lens?
2)what is the total magnification of the lens system?
*diagram*
{Object}l2{lens1 = f1}L1{lens 2=f2}
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