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Recent questions tagged three dimensional geometry
+1
vote
1
answer
Show that the equations 2x + 6y + 11 = 0, 6x + 20y - 6z + 3 = 0 and 6y - 18z + 1 = 0 are not consistent.
asked
Apr 6, 2019
in
JEE
by
kratos
jee
matrices
determinants
jee mains
class-12
three dimensional geometry
+2
votes
1
answer
Equation of the line passing through centre and bisecting the chord 7x + y = 20 of the ellipse x^2 + y^2/7 = 1, is
asked
Apr 6, 2019
in
JEE
by
kratos
circles
jee
parabola
class-9
jee advanced
jee mains
coordinate geometry
class-12
three dimensional geometry
+3
votes
1
answer
The locus of the point equidistant from the points (1, −2, 3) and (−3, 4, 2) is (A) 8x - 12y + 2z +15 = 0
asked
Apr 6, 2019
in
Class 12
by
kratos
class-12
class-10
three dimensional geometry
+3
votes
1
answer
Find the distance of the point (4, 1, 1) from the lines x + y + z – 4 = 0 = x – 2y – 2z – 4.
asked
Apr 5, 2019
in
JEE
by
kratos
jee
jee mains
three dimensional geometry
+2
votes
1
answer
Find the vector and cartesian equations of the line passing through the point (2, 1, 3) and perpendicular to the lines
asked
Apr 4, 2019
in
Class 12
by
kratos
class-12
cbse
three dimensional geometry
+3
votes
1
answer
if (2,3,5) is one of a diameter of the sphere x2+y2+z2-6x-12y-2z+20=0, then the coordinate of the other end of the diameter
asked
Apr 4, 2019
in
JEE
by
kratos
coordinate geometry
jee
jee mains
three dimensional geometry
+2
votes
1
answer
Let L be the line of intersection of the planes 2x + 3y + z = 1 and x + 3y + 2z = 2.
asked
Apr 3, 2019
in
JEE
by
kratos
three dimensional geometry
jee
jee mains
+3
votes
1
answer
The radius of the circle in which the sphere x^2 + y^2 + z^2 + 2x – 2y – 4z – 19 = 0 is cut by the plane x + 2y + 2z + 7 = 0 is
asked
Apr 3, 2019
in
JEE
by
kratos
jee
jee mains
three dimensional geometry
+1
vote
1
answer
What is the angle between the lines whose direction cosines are (–3/4,1/4 ,–√3/2) and (–3/4,1/4,√3/2) ?
asked
Apr 3, 2019
in
JEE
by
kratos
jee
jee mains
three dimensional geometry
+2
votes
1
answer
Let x1y1z1, x2y2z2 and x3y3z3 be three 3-digit even numbers and Δ = |(x1, y1, z1), (x2, y2, z2), (x3, y3, z3)|.
asked
Apr 3, 2019
in
JEE
by
kratos
class-11
jee
jee mains
three dimensional geometry
+3
votes
1
answer
The equation of any two parallel planes are of the form ax + by + cz + d1 = 0 and ax + by + cz + d2 = 0 a
asked
Apr 3, 2019
in
Class 12
by
kratos
class-12
three dimensional geometry
+2
votes
1
answer
Find the angle between vector A = 2i - j + k and vector B = i + j + 3k.
asked
Apr 3, 2019
in
Class 12
by
kratos
the plane
cbse
applications of vector algebra
product of vectors
cross or vector
class-12
three dimensional geometry
+3
votes
1
answer
Find the shortest distance between the lines given by vector(r) =(8+3λiˆ− (9+16λ)jˆ + (10+7λ)kˆ
asked
Apr 3, 2019
in
Class 12
by
kratos
class-12
straight line in space
three dimensional geometry
+1
vote
1
answer
If the direction cosine of a straight lines are (k,k,k) then value of k is which of the following ?
asked
Apr 3, 2019
in
JEE
by
kratos
jee
bseb model set
jee mains
class-12
3d geometry
three dimensional geometry
+3
votes
1
answer
Find the equations of the bisector planes of the angles between the planes x+ 2y+ 2z= 19 and 4x− 3y+ 12z+ 3 = 0,
asked
Apr 3, 2019
in
JEE
by
kratos
jee
jee mains
three dimensional geometry
+3
votes
1
answer
Find the equation to the locus of a point whose distance from the z-axis is three times the distance from the point (−1, 2, −3).
asked
Apr 2, 2019
in
JEE
by
kratos
class-11
jee
jee mains
three dimensional geometry
+2
votes
1
answer
Find the angle between the lines whose direction cosines are given by the equations:
asked
Apr 2, 2019
in
JEE
by
kratos
jee
jee main
jee mains
class-12
three dimensional geometry
+3
votes
1
answer
Find the equation of the line, which makes intercepts – 3 and 2 on X and Y axes respectively.
asked
Apr 2, 2019
in
JEE
by
kratos
applications of derivatives
the plane
cbse
jee
class-9
3-d geometry
jee mains
vector
coordinate geometry
class-12
three dimensional geometry
+1
vote
1
answer
Find the equation of the plane passing through the point (1, 1, –1) and perpendicular to the planes x + 2y + 3z – 7 = 0 and 2x – 3y + 4z = 0
asked
Apr 2, 2019
in
JEE
by
kratos
cbse
jee
jee mains
class-12
three dimensional geometry
+2
votes
1
answer
Find the image P' of the point P having position vector i + 3j + 4k in the plane vector r.(2i - j + k) + 3 = 0. Hence find the length of PP'.
asked
Apr 2, 2019
in
Class 12
by
kratos
class-12
cbse
three dimensional geometry
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