Question

The projection lens of a projector has focal length 5 cm. It is desired to get an image with a magnification 30. The distance of the screen from the lens must be:

A. 0.3 m
B. 0.8 m
C. 1.55 m
D. 2.55 m​

Answer 1

Answer:

d 2.55

Explanation: ...

Answer 2

1.55 mhope it helps

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