McqMate
Q. |
The difference is length between the arc and the subtended chord on the surface of the earth for a distance of 18.2 km is only |
A. | 10 mm |
B. | 30 mm |
C. | 50 mm |
D. | 100 mm |
Answer» A. 10 mm |
View all MCQs in
SurveyingNo comments yet