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Find the radius of the circular secti...

Find the radius of the circular section of the sphere `| vec r|=5` by the plane ` vec rdot( hat i+2 hat j- hat k)=4sqrt(3)dot`

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Find the radius of the circular section in which the sphere | vec r|=5 is cut by the plane vecr*( hat i+ hat j+ hat k)=3sqrt(3.)

Find the unit vector perpendicular to the plane vec r.(2 hat i+ hat j+2 hat k)=5.

Find the equation the plane which contain the line of intersection of the planes vec rdot( hat i+2 hat j+3 hat k)-4=0a n d vec rdot(2 hat i+ hat j- hat k)+5=0 and which is perpendicular to the plane vec r(5 hat i+3 hat j-6 hat k)+8=0 .

Find the equation of the plane passing through (3,4,-1), which is parallel to the plane vec rdot(2 hat i-3 hat j+5 hat k)+7=0.

Find vec adot vec b when: vec a= hat j- hat k\ a n d\ vec b=2 hat i+3 hat j-2 hat k

A unit vector parallel to the intersection of the planes vec r. \ ( hat i- hat j+ hat k)=5 \ a n d \ vec r. \ (2 hat i+ hat j-3 hat k)=4 a. (2 hat i+5 hat j-3 hat k)/(sqrt(38)) b. (-2 hat i+5 hat j-3 hat k)/(sqrt(38)) c. (2 hat i+5 hat j-3 hat k)/(sqrt(38)) d. (-2 hat i-5 hat j-3 hat k)/(sqrt(38))

Show that the line of intersection of the planes vec r.( hat i+2 hat j+3 hat k)=0 and vec r.(3 hat i+2 hat j+ hat k)=0 is equally inclined to ia n dkdot Also find the angle it makes with jdot

Find the vector equation of the line passing through (1,2,3) and parallel to the planes vec r.( hat i- hat j+2 hat k)=5a n d vec r.(3 hat i+ hat j+ hat k)=6.

Find a vector magnitude 5 units, and parallel to the resultant of the vectors vec a=2 hat i+3 hat j- hat k and vec b= hat i-2 hat j+ hat kdot

Find the area of a parallelogram whose diagonals are vec a=3 hat i+ hat j-2 hat k and vec b= hat i-3 hat j+4 hat kdot

CENGAGE PUBLICATION-THREE DIMENSIONAL GEOMETRY-All Questions
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  2. A plane passes through a fixed point (a ,b ,c)dot Show that the loc...

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  3. Find the radius of the circular section of the sphere | vec r|=5 by...

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  4. A point P(x ,y ,z) is such that 3P A=2P B , where Aa n dB are the p...

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  5. Find the shortest distance between lines vec r=( hat i+2 hat j+ hat...

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  6. Find the shortest distance between the lines (x-1)/2=(y-2)/3=(z-3)/4a ...

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  7. Determine whether the following pair of lines intersect or not. (1...

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  8. Find the equation of plane which is at a distance 4/(sqrt(14)) from...

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  9. Find the unit vector perpendicular to the plane vec r.(2 hat i+ ha...

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  10. If the straight lines x=1+s ,y=-3-lambdas ,z=1+lambdasa n dx=t/2,y=1+t...

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  12. Find the vector equation of a line passing through 3 hat i-5 hat j+7...

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  13. Find the equation of the plane passing through the point (2,3,1) ha...

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  14. Find the equation of the plane through the points (2, 3, 1) and (4, -5...

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  15. Find the equation of the image of the plane x-2y+2z-3=0 in plane x+...

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  16. Find the equation of a plane which passes through the point (1, 2, 3) ...

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  17. Find the equation of a plane which is parallel to the plane x-2y+2z=5 ...

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  19. Find the equation of the plane which passes through the point (1,2,...

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  20. Find the angle between the lines vec r= dot( hat i+2 hat j- hat k)+la...

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