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The unit vector normal to the plane x+2y...

The unit vector normal to the plane `x+2y+3z-6=0` is `(1)/(sqrt14)hati+(2)/(sqrt14)hatj+(3)/(sqrt14)hatk`

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State true or flase for the following statements : A unit normal vector to the plane x + 2y + 3 z - 6 = 0 is (1)/(sqrt(14)) hat(i) + (2)/(sqrt(14)) hat(j) + (3)/(sqrt(14)) hat(k) .

Find the normal unit vector to the plane x+2y+3z-6=0.

Find a unit vector normal to the plane : vecr*(2hati-3hatj+6hatk)+14=0 .

Magnitude of the vectors 2/(sqrt(3))hati+2/(sqrt(3))hatj+2/(sqrt(3))hatk is equal to

Magnitude of the vectors 1/(sqrt(3))hati+1/(sqrt(3))hatj+1/(sqrt(3))hatk is equal to

The distance of the plane 2x+3y-6z+14=0 from point (3, 0, 1) is :

Let vecb=-veci+4vecj+6veck, vecc=2veci-7vecj-10veck. If veca be a unit vector and the scalar triple product [veca vecb vecc] has the greatest value then veca is A. (1)/(sqrt(3))(hati+hatj+hatk) B. (1)/(sqrt(5))(sqrt(2)hati-hatj-sqrt(2)hatk) C. (1)/(3)(2hati+2hatj-hatk) D. (1)/(sqrt(59))(3hati-7hatj-hatk)

The distance between the planes 3x+2y-6z=14=0 and 3x+2y-6z+21=0 is

The distance of the plane 2x-3y-6z+14=0 from point (3, 2, 0) is :

ACCURATE PUBLICATION-THREE DIMENSIONAL GEOMETRY-QUESTIONS CARRYING 1 MARK (TYPE-III: (TRUE OR FALSE QUESTIONS))
  1. The points (1, 2, 3), (-2, 3, 4) and (7,0,1) are collinear.

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  2. The vector equation of the line passing through the points (3,5, 4) an...

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  3. The unit vector normal to the plane x+2y+3z-6=0 is (1)/(sqrt14)hati+(2...

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  4. The intercepts made by the plane 2 x – 3 y + 5z+4 = 0 on the co-ordina...

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  5. Show that the line , vecr=2hati-3hatj+5hatk+lambda(hati-hatj+2hatk) li...

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  6. The vector equation of the line (x-5)/(3)=(y+4)/(7)=(z-6)/(2) is ........

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  7. The equation of a line, which is parallel to 2hati+hatj+3hatk and whic...

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  8. If the foot of perpendicular drawn from the origin to a plane is (5,-3...

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  9. A line can have 45^(@),60^(@),120^(@) as direction angles.

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  10. A line can have 45^(@),60^(@),120^(@) as direction angles.

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  11. If a line makes an angle of (pi)/(4) each of y and z axis, then the an...

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  12. Write the direction cosine of a line parallel to the line : (3-x)/3=(y...

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  13. Show that the lines (x-5)/7 = (y+2)/-5 = z/1 and x/1 = y/2 = z/3 are p...

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  14. The shortest distance between two parallel line vec(r)(2)=vec(a)(1)+la...

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  15. Find the intercepts cut off by the plane 2x+y-z = 5

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  16. Find the value of k for whicj the planes: 3x-6y-2z=7 and 2x+y-kz=5 are...

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  17. The planes 2x - y + 4z = 5 and 5x - 2.5y + 10z = 6 are :

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