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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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Q.5239·Miscellaneous·2020·Easy

The sum of the squares of sides of a right-angled triangle is 8,450 square units. What is the length of its hypotenuse?

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Q.5240·Miscellaneous·2020·Easy

The largest barrier reef system in the world is found at

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Q.5241·Miscellaneous·2020·Easy

Buenos Aires and Montevideo are situated across the banks of

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Q.5242·Miscellaneous·2020·Easy

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

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Q.5243·Miscellaneous·2020·Easy

Climax mine, the largest producer of molybdenum, is located in

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Q.5244·Miscellaneous·2020·Easy

Sea of Azov is connected to

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Q.5245·Miscellaneous·2020·Easy

Which one of the following statements with regard to ozone is not correct ?

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Q.5246·Miscellaneous·2020·Easy

Which one of the following alternatives has the correct spelling?

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Q.5247·Miscellaneous·2020·Easy

A triangle and a parallelogram have equal areas and equal bases. If the altitude of the triangle is k times the altitude of the parallelogram, then what is the value of k?

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Q.5248·Miscellaneous·2020·Easy

AD is the median of the triangle ABC. If P is any point on AD, then which one of the following is correct?

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Q.5249·Miscellaneous·2020·Easy

ABC is a triangle right-angled at C. Let P be any point on AC and Q be any point on BC. Which of the following statements is/are correct? 1. AQ² + BP² = AB² + PQ² 2. AB = 2PQ Select the correct answer using the code given below:

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Q.5250·Miscellaneous·2020·Easy

A market, in which there are a large number of firms, homogeneous product, infinite elasticity of demand for an individual firm and no control over price by firms, is termed as

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Q.5251·Miscellaneous·2020·Easy

Normally, there will not be a shift in the demand curve when

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Q.5252·Miscellaneous·2020·Easy

Which one of the following alternatives has the correct spelling?

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Q.5253·Miscellaneous·2020·Easy

The length of a rectangle is increased by 10% and breadth is decreased by 10%. Then the area of the new rectangle is

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Q.5254·Miscellaneous·2020·Easy

In a triangle, values of all the angles are integers (in degree measure). Which one of the following cannot be the proportion of their measures?

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Q.5255·Miscellaneous·2020·Easy

What is the area of a right-angled triangle, if the radius of the circumcircle is 5 cm and altitude drawn to the hypotenuse is 4 cm?

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Q.5256·Miscellaneous·2020·Easy

The diagonals of a rhombus differ by 2 units and its perimeter exceeds the sum of the diagonals by 6 units. What is the area of the rhombus?

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