Question Library
Browse our collection of questions across various subjects
Mathematics
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Let Z₁ and Z₂ be any two complex numbers such that Z₁² + Z₂² + Z₁Z₂ = 0. What is…
NDA Mathematics 2024
NDA 2024
Mathematics
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Let Z₁ and Z₂ be any two complex numbers such that Z₁² + Z₂² + Z₁Z₂ = 0. What is…
NDA Mathematics 2024
NDA 2024
Mathematics
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In a class of 240 students, 180 passed in English, 130 passed in Hindi and 150 passed in Sanskrit. Further,…
NDA Mathematics 2024
NDA 2024
Mathematics
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What is the number of real roots of the equation (x – 1)² + (x – 3)² + (x –…
NDA Mathematics 2024
NDA 2024
Mathematics
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In an AP, the ratio of the sum of the first p terms to the sum of the first q…
NDA Mathematics 2024
NDA 2024
Mathematics
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What is the maximum number of possible points of intersection of four straight lines and a circle (intersection is between…
NDA Mathematics 2024
NDA 2024
Mathematics
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What is the remainder when 7ⁿ – 6ⁿ is divided by 36 for n = 100?
NDA Mathematics 2024
NDA 2024
Mathematics
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If A and B are two non-empty sets having 10 elements in common, then how many elements do A ×…
NDA Mathematics 2024
NDA 2024
Mathematics
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Let P and Q be two non-void relations on a set A. Which of the following statements are correct?I. P…
NDA Mathematics 2024
NDA 2024
Mathematics
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If z − 1 / z + 1 is purely imaginary, then |z| = ?
NDA Mathematics 2023
NDA 2023
Mathematics
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Consider the statements: 1.(25)! + 1 divisible by 26 2.(6)! + 1 divisible by 7 Which of the above statements…
NDA Mathematics 2023
NDA 2023
Mathematics
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In an AP, the first term is x and the sum of the first n terms is zero. What is…
NDA Mathematics 2023
NDA 2023
Mathematics
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For how many integer values of k does x² − 4x + k = 0 have real roots, both in…
NDA Mathematics 2023
NDA 2023
Mathematics
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First and second terms of an AP are 5/2 and 23/12 respectively. If nᵗʰ term is largest negative term, value…
NDA Mathematics 2023
NDA 2023
Mathematics
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If 2^1/c, 2^b/ac, 2^1/a are in GP, then which one of the following is correct?
NDA Mathematics 2023
NDA 2023
Mathematics
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If log a, a^x and log^x are in GP, then what is x equal to?
NDA Mathematics 2023
NDA 2023
Mathematics
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If a, b, c are in AP, then what is | x+1 x+2 x+3 | | x+2 x+3 x+4 |…
NDA Mathematics 2023
NDA 2023
Mathematics
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If z = (1 + i√3) / (1 − i√3), then what is the argument of z?
NDA Mathematics 2023
NDA 2023
Mathematics
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If 2 − i√3 is a root of the equationx² + ax + b = 0, then what is (a…
NDA Mathematics 2023
NDA 2023
General Ability
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Which one of the following is not an igneous rock ?
NDA General Ability 2023
NDA 2023