A section line AB appears to be 10.16 cm on a photograph for which the focal length is 16 cm. The corresponding line measures 2.54 cm on a map, which is to a scale \(\frac{1}{{50,000}}\). The terrain has an average elevation of 200 m above mean sea level. The flying altitude of the aircraft above mean sea level during photograph will be

A section line AB appears to be 10.16 cm on a photograph for which the

1.	A section line AB appears to be 10.16 cm on a photograph for which the focal length is 16 cm. The corresponding line measures 2.54 cm on a map, which is to a scale \(\frac{1}{{50,000}}\). The terrain has an average elevation of 200 m above mean sea level. The flying altitude of the aircraft above mean sea level during photograph will be
A.	1800 m
B.	2000 m
C.	2200 m
D.	2400 m
Answer» D. 2400 m

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