Introduction to 3DHard
Question
Which of the following triplets gives direction cosines of a line ?
Options
A.1, 1, 1
B.1, 1, −1
C.1, 1, 1
D.
,
, 
More Introduction to 3D Questions
The projection of point (a,b,c) in yz plane are-...A line located in a space makes equal angle with the co-ordinate axis then the angle made by this line with any axis is ...If distance of any point from z-axis is thrice its distance from xy-plane, then its locus is-...If the direction ratios of a line are 1, −3, 2, then the direction cosines of the line are -...The equation of the plane passing through (1, 1, 1) and (1, − 1, −1) and perpendicular to 2x − y + z +...