If a ‘vertical aerial photograph’, (20 cm x 20 cm) in size, on a R.F.I: 10,000, has 60%  longitudinal overlap and 40% side overlap, the actual ground length covered by each  photograph in the longitudinal direction of the flight will be :  (a) 4 km (b) 6 km (c) 0.8 km (d) 0.4 km

2 Answers

Answer :

(c) 0.8 km

Answer :

.8

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