question_answer

In a compound microscope the focal lengths of two lenses are 1.5 cm and 6.25 cm. If an object is placed at 2 cm from the objective and the final image is formed at 25 cm from the eye lens, the distance between the two lenses is:

A)  6.00 cm                               

B)  7.75 cm

C)  9.25 cm                               

D)  11.00