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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.10909·Miscellaneous·2015·Easy

Which of the following statements with regard to the proposed Asian Infrastructure Investment Bank is/are correct? 1. India is one of the founding members of the Bank. 2. The Bank is to be headquartered in Shanghai. Select the correct answer using the code given below:

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Q.10910·Miscellaneous·2015·Easy

If three metallic spheres of radii 6 cm, 8 cm and 10 cm are melted to form a single sphere, then the diameter of the new sphere will be

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Q.10911·Miscellaneous·2015·Easy

If each interior angle of a regular polygon is 135°, then the number of diagonals of the polygon is equal to

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Q.10912·Miscellaneous·2015·Easy

The sides of a triangular field are 4l m, 40 m and 9 m. The number of rose beds that can be prepared in the field if each rose bed, on an average, needs 900 square cm space, is

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Q.10913·Miscellaneous·2015·Easy

The ratio of the outer and inner perimeters of a circular path is 23 : 22. If the path is 5 in wide, the diameter of the inner circle is

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Q.10914·Miscellaneous·2015·Easy

A cylindrical vessel of radius 4 cm contains water. A solid sphere of radius 3 cm is lowered into the water until it is completely immersed. The water level in the vessel will rise by

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Q.10915·Miscellaneous·2015·Easy

If the height of a right circular cone is increased by 200% and the radius of the base is reduced by 50%, then the volume of the cone

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Q.10916·Miscellaneous·2015·Easy

The angles of a triangle are in the ratio 4 : 1 : 1. Then the ratio of the largest side to the perimeter is

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Q.10917·Miscellaneous·2015·Easy

Let a, b, c be the sides of a right triangle, where c is the hypotenuse. The radius of the circle which touches the sides of the triangle is

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Q.10918·Miscellaneous·2015·Easy

The area of the largest triangle that can be inscribed in a semicircle of radius r is

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Q.10919·Miscellaneous·2015·Easy

An exceptional demand curve is one that slopes

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Q.10920·Miscellaneous·2015·Easy

AD is the diameter of a circle and AB is a chord. If AD = 34 cm, AB 30 cm, the distance of AB from the centre of the circle is

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Q.10921·Miscellaneous·2015·Easy

If a star figure is formed by elongating the sides of a regular pentagon, then the measure of each angle at the angular points of the star figure is

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Q.10922·Miscellaneous·2015·Easy

Four equal-sized maximum circular plates are cut off from a square paper sheet of area 784 square cm. The circumference of each plate is

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Q.10923·Miscellaneous·2015·Easy

If the radius of a sphere is increased by l0%, then the volume will be increased by

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Q.10924·Miscellaneous·2015·Easy

ABCD is a parallelogram, where AB : AD = 2 : 1. One of the angles of the parallelogram is 60'. The two diagonals are in the ratio

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Q.10925·Miscellaneous·2015·Easy

Consider the following statements: 1.Let D be a point on the side BC of a triangle ABC. If area of triangle ABD = area of triangle ACD, then for all points O on AD, area of triangle ABO = area of triangle ACO. 2.If G is the point of concurrence of the medians of a triangle ABC, then area of triangle ABG = area of triangle BCG = area of triangle ACG. Which of the above statements is/are correct?

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Q.10926·Miscellaneous·2015·Easy

Which of the following statements is/are correct with regard to the Living Planet Report – 2014 (Species and Spaces, People and Places) released by World Wildlife Fund (WWF)? 1. The Living Planet Index (LPI), which measures more than 10,000 representative populations of mammals, birds, reptiles, amphibians and fish, has declined by 52% since 1970. 2. The most dramatic regional LPI decrease occurred in Africa. Select the correct answer using the code given below:

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