1
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?
2
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
3
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?
4
NDA Mathematics 14th September 2025
MCQ (Single Correct Answer)
+2.5
-0.833
The circle $ x ^ 2 + y ^ 2 - 2kx - 2ky + k ^ 2 = 0$ touches the x-axis at P and y-axis at Q. What is PQ equal to?
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