The direction cosines of X -axis are - Vidyadip

MCQ

The direction cosines of X -axis are

✓
$1,0,0$
B
$0,1,0$
C
$0,0,1$
D
$1,1,1$

✓

Answer

Correct option: A.

$1,0,0$

(A) The d.c.s of X -axis are $1,0,0$.

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