The direction cosines of Y -axis are - Vidyadip

MCQ

The direction cosines of Y -axis are

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

✓

Answer

Correct option: A.

$0,1,0$

(A) The d.c.s of Y -axis are $\cos 90^{\circ}, \cos 0^{\circ}, \cos 90^{\circ}$
i.e. $0,1,0$

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