Home › TS EAMCET › Mathematics › Coordinate Geometry: Direction Cosines and Direction Ratios › Another name some authors use for direction rati…
Another name some authors use for direction ratios is:
Adirection angles
Bdirection numbers
Cdirection vectors
Ddirection norms
Answer & Solution
Correct answer: B. direction numbers
Direction ratios are also called direction numbers by some authors.
Related questions
The convention for the angle theta between two vectors restricts it to which range?Unit vectors u and v have direction cosines (1/3, 2/3, 2/3) and (2/3, 1/3, -2/3). What is If l, m, n are direction cosines of a line, which relation always holds?For the vector (1, 2, 2), what is the direction cosine with respect to the z-axis?A vector has components 2, 3 and 6 along the axes. What is its direction cosine with the xA vector makes angles with the three positive coordinate axes. What are the cosines of theDirection cosines give an easy way to represent which feature of a vector in Cartesian spaA line makes acute angles of 60 degrees with the x and y axes. Its angle with the z-axis i