1
NDA 2017 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
The points P(3, 2, 4), Q(4, 5, 2), R(5, 8, 0) and S(2, $$-$$1, 6) are
A
vertices of a rhombus which is not a square
B
non-coplanar
C
collinear
D
coplanar but not collinear
2
NDA 2017 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
The line passing through the points (1, 2, $$-$$1) and (3, $$-$$1, 2) meets the yz-plane at which one of the following points?
A
$$\left( {0, - {7 \over 2},{5 \over 2}} \right)$$
B
$$\left( {0,{7 \over 2},{1 \over 2}} \right)$$
C
$$\left( {0, - {7 \over 2}, - {5 \over 2}} \right)$$
D
$$\left( {0,{7 \over 2}, - {5 \over 2}} \right)$$
3
NDA 2017 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
Under which one of the following conditions are the lines x = ay + b; z = cy + d and x = ey + f; z = gy + h perpendicular?
A
ae + cg $$-$$ 1 = 0
B
ae + bf $$-$$ 1 = 0
C
ae + cg + 1 = 0
D
ag + ce + 1 = 0
4
NDA 2018 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
What is the distance of the point (2, 3, 4) from the plane 3x $$-$$ 6y + 2z + 11 = 0 ?
A
1 unit
B
2 units
C
3 units
D
4 units
EXAM MAP