1
NDA 2018 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
If Y-axis touches the circle $${x^2} + {y^2} + gx + fy + {c \over 4} = 0$$, then the normal at this point intersects the circle at the point.
2
NDA 2019 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
A circle is drawn on the chord of a circle x2 + y2 = a2 as diameter. The chord lies on the line x + y = a. What is the equation of the circle?
3
NDA 2019 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
The circle x2 + y2 + 4x $$-$$ 7y + 12 = 0, cuts an intercept on Y-axis equal to
4
NDA 2019 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
In a circle of diameter 44 cm, the length of a chord is 22 cm. What is the length of minor arc of the chord?
Questions Asked from Circle (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