Home
Class 12
MATHS
The direction cosines of the straight li...

The direction cosines of the straight line given by the planes x = 0 and z = 0 are a)1, 0, 0 b)0,0,1 c)1,1,0 d)0,1,0

A

1, 0, 0

B

0,0,1

C

1,1,0

D

0,1,0

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

The orthocentre of a triangle formed by the lines x-2y = 1, x=0 and 2x +y -2 =0 is a) (0,1) b) (1,0) c) (-1,-2) d) (1,2)

The point of intersection of the straight line (x-2)/(2) = (y-1)/(-3) = (z+2)/(1) with the plane x+3y - z + 1=0 is a) (3,-1,1) b) (-5,1,-1) c) (2,0,3) d) (4,-2,-1)

The direction ratios of the line (x-6)/1=(2-y)/2=(z-2)/2 are a)6,-2,-2 b)1,2,2 c)6,1,-2 d)0,0,0

If the direction cosines of a line are (1/c,1/c,1/c) then a) 0 lt c lt 1 b) c gt 2 c) c= pm sqrt2 d) c= pm sqrt3

The equation of the line passing through the origin and the point of intersection of the lines x/a+y/b=1 and x/b+y/a=1 is : a) bx-ay=0 b) x+y=0 c) ax-by=0 d) x-y=0