CBSE 12th Standard Maths Subject Three Dimensional Geometry Ncert Exemplar MCQ Questions With Solution 2021
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CBSE 12th Standard Maths Subject Three Dimensional Geometry Ncert Exemplar MCQ Questions With Solution 2021
12th Standard CBSE
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Reg.No. :
Maths
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The coordinates of the foot of the perpendicular drawn from the point (2. 5. 7) on the X-axis are given by
(a)(2.0.0)
(b)(0,5,0)
(c)(0,0,7)
(d)(0,5,7)
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The locus represented by xy + yz = 0 is
(a)a pair of perpendicular lines
(b)a pair of parallel lines
(c)a pair of parallel planes
(d)a pair of perpendicular planes
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If the plane \(2 x-3 y+6 z-11=0\) makes an angle \(\sin ^{-1} \alpha\) with X-axis, then the value of \(\alpha\) is
(a)\(\frac{\sqrt{3}}{2}\)
(b)\(\frac{\sqrt{2}}{3}\)
(c)\(\frac{2}{7}\)
(d)\(\frac{3}{7}\)
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The equation of X -axis in space is
(a)x = 0, y = 0
(b)x = 0, z = 0
(c)x = 0
(d)y = 0, z = 0
1 Marks
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CBSE 12th Standard Maths Subject Three Dimensional Geometry Ncert Exemplar MCQ Questions With Solution 2021 Answer Keys
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(d)
(0,5,7)
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(d)
a pair of perpendicular planes
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(c)
\(\frac{2}{7}\)
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(d)
y = 0, z = 0
1 Marks
