Two converging lenses having focal lengths of f1 109 cm, Ask an Expert

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Two converging lenses having focal lengths of f1 = 10.9 cm and f2 = 20.0 cm are placed d = 50.0 cm apart. The final image is to be located between the lenses, at the position x = 29.1 cm indicated.

a) How far to the left of the first lens should the object be positioned?

=_______ cm

(b) What is the overall magnification of the system?

=__________

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