1
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
ABCD is a parallelogram and P is the point of intersection of the diagonals. If O is the origin, then OA + OB + OC + OD is equal to
2
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
If b and c are the position vectors of the points B and C respectively, then the position vector of the point D such that BD = 4 BC is
3
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
If the position vector a of the point (5, n) is such that | a | = 13, then the value(s) of n can be
4
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
If | a | = 2 and | b | = 3, then, | a $$\times$$ b |2 + | a . b |2 is equal to
Questions Asked from Vector Algebra (Marks 2.5)
Number in Brackets after Paper Indicates No. of Questions
NDA Subjects
Mathematics
Algebra
Sets, Relations and Functions Logarithms Quadratic Equations and Inequalities Sequence And Series Binomial Theorem Matrices Determinants Permutations and Combinations Probability Complex Numbers Vector Algebra Three Dimensional Geometry Statistics
Trigonometry
Trigonometric Angles and Equations Inverse Trigonometric Function Height and Distance Properties of Triangles
Coordinate Geometry
Calculus
English
General Studies