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Prelims

UPSC Prelims Questions

Practice UPSC Prelims MCQs by subject and year. Free questions with explanations for focused revision.

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  2. /Prelims Questions
Q.9037·Miscellaneous·2016·Easy

Let f(x) = { (e^x – 1)/x, x > 0 0, x = 0 } be a real valued function. Which one of the following statements is correct ?

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Q.9038·Miscellaneous·2016·Easy

Let f(x) = { (e^x – 1)/x, x > 0 0, x = 0 } be a real valued function. Which of the following statements is/are correct ? 1. f(x) is right continuous at x = 0. 2. f(x) is discontinuous at x = 1. Select the correct answer using the code given below :

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Q.9039·Miscellaneous·2016·Easy

Consider the parabola y = x² + 7x + 2 and the straight line y = 3x – 3. What are the coordinates of the point on the parabola which is closest to the straight line ?

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Q.9040·Miscellaneous·2016·Easy

Consider the parabola y = x² + 7x + 2 and the straight line y = 3x – 3. What is the shortest distance from the above point on the parabola to the line ?

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Q.9041·Miscellaneous·2016·Easy

Let f(x) = { –2, –3 ≤ x ≤ 0 –x – 2, 0 < x ≤ 3 } and g(x) = f(|x|) + |f(x)| Which of the following statements is/are correct ? g(x) is differentiable at x = 0. g(x) is differentiable at x = 2. Select the correct answer using the code given below :

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Q.9042·Miscellaneous·2016·Easy

When one strikes a safety match, the first step is

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Q.9043·Miscellaneous·2016·Easy

Let ax³ + bx² + cx + d = 0 for x = (x+1, 2x, 3x, …). Then What is the value of a + b + c + d ?

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Q.9044·Miscellaneous·2016·Easy

The interior angles of a polygon of n sides are in AP. The smallest angle is 120° and the common difference is 5°. How many possible values can n have ?

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Q.9045·Miscellaneous·2016·Easy

The interior angles of a polygon of n sides are in AP. The smallest angle is 120° and the common difference is 5°. What is the largest interior angle of the polygon ?

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Q.9046·Miscellaneous·2016·Easy

If f(x) = [cos x -sin x 0; sin x cos x 0; 0 0 1], then which of the following are correct ? 1.R(θ) × f(ϕ) = f(θ + ϕ) 2.The value of the determinant of the matrix f(θ) × f(ϕ) is 1. 3.The determinant of f(x) is an even function. Select the correct answer using the code given below :

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Q.9047·Miscellaneous·2016·Easy

If A = [1 -1; 3 2] and B = [2 -2; -1 -2], then which of the following is/are correct ? 1.AB (A⁻¹B⁻¹) is a unit matrix. 2.(AB)⁻¹ = A⁻¹ B⁻¹. Select the correct answer using the code given below :

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Q.9048·Miscellaneous·2016·Easy

The property of electric current which is applicable in the fuse wire is

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Q.9049·Miscellaneous·2016·Easy

As per census 2011, which one of the following states has the highest number of inhabited villages?

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Q.9050·Miscellaneous·2016·Easy

Which one of the following sectors is the largest contributor to carbon dioxide emissions from fuel consumption in India?

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Q.9051·Miscellaneous·2016·Easy

The world’s largest biomass cookstove system for cooking in community kitchen has been installed at

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Q.9052·Miscellaneous·2016·Easy

Match List I with List II and select the correct answer using the code given below the Lists: List I (Ultra mega power project at different stages of development) List II (State) A. Sasan 2. Madhya Pradesh B. Mundra 1. Gujarat C. Tilaiya 4. Jharkhand D. Krishnapattam 3. Andhra Pradesh Code:

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Q.9053·Miscellaneous·2016·Easy

Which country won the Thomas Cup Badminton Championship, 2016?

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Q.9054·Miscellaneous·2016·Easy

Which of the following statements about Krishi Kalyan Cess (KKC) is/are correct? 1. KKC is calculated in the same way as Service Tax is calculated. 2. The current rate of KKC is 0.50%. 3. KKC is similar to the KKS (Krishi Kalyan Surcharge). Select the correct answer using the code given below:

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