Answers: Feb. 4
What is the figure that will result from the cutting of a right circular cone by a plane parallel with the cone’s axis of symmetry?
(A) a loxodrome
(B) an ellipse
(C) a catenary
(D) a parabola
Answer is (D)
Solution: The figure that results is a parabola, also known as a conic section. Vertical curves are parabolic curves. This is problem 71(1-63) from the new second edition of 1001 Solved Surveying Problems by Jan Van Sickle. Reprinted with permission from 1001 Solved Surveying Problems by Jan Van Sickle (1997, 728 pp., Professional Publications Inc.). For details on this and other FLS exam-prep books, call 800/426-1178 or visit www.ppi2pass.com .
CORRECTED SOLUTION FOR PROBLEM 71(1-63)
The following is the correct answer along with Mr. Van Sickle's explanation: