Form a real image magnified insize by a factor of three

Reference no: EM13645999

How far from a 50-mm focal length lens, such as is used in many35-mm cameras, must an object be positioned if it is to form a real image magnified insize by a factor of three?
A) 46 mm
B) 52 mm
C) 58 mm
D) 67 mm

Reference no: EM13645999

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