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Vector and Three Dimensional Geometry Quiz
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Question 1
Equation of the line of the shortest distance between the lines and is:
Question 2
ABC is a triangle in a plane with vertices, and. If the median through A is equally inclined to the coordinate axes, then the value of
is:
is:
Question 3
If the line, lies in the plane, 2x-4y+3z=2, then the shortest distance between this line and the line is:
Question 4
An angle between the plane, and the line of intersection of the planes, and is :
Question 5
If the image of the point P(1,-2,3) in the plane, 2x+3y-4z+22=0 measured parallel to the line, is Q, then PQ is equal to:
Question 6
The distance of the point (1, 3, −7) from the plane which passes through the point (1,−1,−1) and has a normal perpendicular to both the lines and, is:
Question 7
The radius of the circle in which the sphere x2 + y2 + z2 + 2x − 2y − 4z − 19 = 0 is cut by the plane x + 2y + 2z + 7 = 0 is
Question 8
The length of the projection of the line segment joining the points (5, – 1, 4) and (4, – 1, 3) on the plane, x+y+z=7 is
Question 9
Let be a vector coplanar with the vectors and If is perpendicular to and then is equal to :
Question 10
Let and be two unit vectors such that . If , then is equal to:
Question 11
Let and . Let be a vector such that , and angle between and be 30°. then is equal to:
Question 12
Let and . If the vector lies in the plane of and , then x equals
Question 13
Let be three unit vectors such that . If is not parallel to , then the angle between and is :
Question 14
are 3 vectors, such that , = 3, then is equal to
Question 15
For any vector, the value of is equal to
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Mar 19JEE & BITSAT