Problem of the Week: Refraction

Which of the following is NOT a result of refraction?

(A) objects on the horizon appearing higher than they actually are

(B) the colors of the rainbow

(C) magnification by lenses

(D) the apparent increase in the frequency of the signal from a GPS satellite as it rises

The answer is (D).

This is problem 6 (17-1) from the NEW third edition of “Surveying Solved Problems for the FS and PS Exams” by Jan Van Sickle, PLS (formerly "1001 Solved Surveying Fundamentals Problems"). Reprinted with permission from “Surveying Solved Problems for the FS and PS Exams” by Jan Van Sickle, PLS (2008 Professional Publications Inc.). For details on this and other FLS exam-prep books, call 800/426-1178 or visit www.ppi2pass.com.