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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.5851·Miscellaneous·2019·Easy

What is the value of the determinant |1! 2! 3!| |2! 3! 4!| |3! 4! 5!| ?

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Q.5852·Miscellaneous·2019·Easy

What is the number of diagonals of an octagon?

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Q.5853·Miscellaneous·2019·Easy

A geometric progression (GP) consists of 200 terms. If the sum of odd terms of the GP is m , and the sum of even terms of the GP is n , then what is its common ratio?

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Q.5854·Miscellaneous·2019·Easy

Consider the following statements: 1. cosθ + secθ can never be equal to 1.5. 2. tanθ + cotθ can never be less than 2. Which of the above statements is/are correct?

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Q.5855·Miscellaneous·2019·Easy

Let S = {2, 4, 6, 8, ........... 20} . What is the maximum number of subsets does S have?

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Q.5856·Miscellaneous·2019·Easy

If 3rd, 8th and 13th terms of a GP are p, q and r respectively, then which one of the following is correct?

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Q.5857·Miscellaneous·2019·Easy

In the Manusmriti which form of marriage results from the "Voluntary union of a maiden and her lover"?

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Q.5858·Miscellaneous·2019·Easy

Which one of the following can be said to be essentially related to 'Polar Front Theory'?

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Q.5859·Miscellaneous·2019·Easy

If A, B and C are subsets of a given set, then which one of the following relations is not correct?

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Q.5860·Miscellaneous·2019·Easy

How many two-digit numbers are divisible by 4?

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Q.5861·Miscellaneous·2019·Easy

If the sum of first n terms of a series is (n + 12) , then what is its third term?

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Q.5862·Miscellaneous·2019·Easy

What is C(47, 4) + C(51, 3) + C(50, 3) + C(49, 3) + C(48, 3) + C(47, 3) equal to?

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Q.5863·Miscellaneous·2019·Easy

If n! has 17 zeros, then what is the value of n ?

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Q.5864·Miscellaneous·2019·Easy

If A = [[1, 2], [2, 3]] and B = [[1, 2], [3, 4]] , then which one of the following is correct?

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Q.5865·Miscellaneous·2019·Easy

If P(n, r) = 2520 and C(n, r) = 21 , then what is the value of C(n + 1, r + 1) ?

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Q.5866·Miscellaneous·2019·Easy

Which one of the following Union Territories of India is the smallest in terms of geographical area?

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Q.5867·Miscellaneous·2019·Easy

Brahmaputra and Indus rivers are antecedent rivers. Which one of the following may be the true definition of an antecedent drainage?

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Q.5868·Miscellaneous·2019·Easy

The Karachi resolution of Congress in 1931 advocated which one of the following issues?

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