How far from
-56.0-mm
-focal-length lens must an object be placed if its image is to be magnified
3.50\times
and be virtual? Follow the sign conventions. [Hint: Consider real objects and virtual objects (formed by some other piece of optics)]
Express your answer to three significant figures and include the appropriate units.
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X Incorrect; Try Again; 4 attempts remaining
Part B
How far from
-56.0-mm
-focal-length lens must an object be placed if its image is to be magnified
3.50\times
and be real? Follow the sign conventions. [Hint: Consider real objects and virtual objects (formed by some other piece of optics)]