The relation between the air base (B), photographic base (b), flying – McqOptions

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1.	The relation between the air base (B), photographic base (b), flying height (H) and the focal length (f) of a vertical photograph, is
A.	B = bH/f
B.	B =f/bH
C.	B = b/fH
D.	B = H/bf
Answer» B. B =f/bH

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