

MCQOPTIONS
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1. |
A straight line with direction cosines \(\left\langle {0,\;1,\;0} \right\rangle\) is |
A. | Parallel to x-axis |
B. | parallel to y-axis |
C. | parallel to z-axis |
D. | Equally inclined to all the axes |
Answer» C. parallel to z-axis | |