A direction cosine is: O The cosine of the angle between a vector and a particular coordinate axis. O A unit vector that points in the direction of a vector. O The cosine of the angle between a vector and the horizontal plane. O The magnitude of a vector.

A direction cosine is: O The cosine of the angle between a vector and a particular coordinate axis. O A unit vector that points in the direction of a vector. O The cosine of the angle between a vector and the horizontal plane. O The magnitude of a vector.

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter2: Vectors

Section: Chapter Questions

Problem 59P: At one point in space, the direction of the electric field vector Is given In the Cartesian system...

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Question

A direction cosine is:
O The cosine of the angle between a vector and a particular coordinate axis.
A unit vector that points in the direction of a vector.
The cosine of the angle between a vector and the horizontal plane.
O The magnitude of a vector.

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