問題詳情

6. Which of the followings is driven by electricity and it point tothe true north for indicating the direction?
(A) Radar.
(B) GPS.
(C) Gyro compass.
(D) Magnetic compass.

參考答案

答案：C
難度：簡單0.888889
統計：A(0),B(0),C(8),D(0),E(0)