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1. |
The total length of a runway is 1000 m. The elevation at distance 0,200 m, 400 m, 600 m, 800 m and 1000 m are 100.0 m, 99.2 m, 101.0 m, 101.8 m, 101.4 m and 101.0 m respectively. The effective gradient of runway will be. |
A. | .10 % |
B. | .26 % |
C. | .43 % |
D. | .65 % |
Answer» C. .43 % | |