21st November, 2016 (Prelims)

Revise 10 questions everyday from Prelims Past Papers (2015 to 1979)

If not satisfied with the answers, please search the internet for correct answers & mention the correct answer in the comments section. Our aim is to make you revise these questions. Answer keys of reputed IAS institutes are referred)

Today’s 10 questions from 1990 GS-1 Prelims Paper [Questions 101 to 110]

For previous questions refer yesterday’s post.

Q101. The minute arm of a clock is 10 cm long. The number of minutes taken by the tip of the arm to travel a length of 10 cm is nearly equal to

(a) 5

(b) 10

(c) 15

(d) 20

 

Q102. When a number X is added to 4/X, the result is 4. Therefore, X is

(a) 2

(b) 3

(c) 4

(d) 8

 

Q103. “Water flows through a pipeline at a steady rate. At a point on the pipeline, water is withdrawn continuously through a branch line”. Consider the following statements in this regard.

1. Pipe line beyond the branch line will not be full.

2. Flow velocity in the main line will be less after the branch line than before it.

3. Flow velocity in the main line beyond the branch line will become unsteady.

Of these statements

(a) 1 is true

(b) 2 is true

(c) 3 is true

(d) None is true

 

Q104. Which one of the following diagrams correctly represents the relationship among tennis fans, cricket players and students?

1990-1

Answer

(a) 

(b)

(c)

(d) 

 

Q105. A, B, C, D, E and F, not necessarily in that order, are sitting on six chairs regularly placed around a round table. It is observed that A is between D and F, C is opposite D, D and E are not on neighbouring chairs. The person sitting opposite B is

(a) A

(b) D

(c) E

(d) F

 

Q106. The next number in the series 0, 7, 26, 63 is

(a) 124

(b) 178

(c) 195

(d) 255

 

Q107. A circle (C), a square (S) and an equilateral triangle (T) have the same perimeter or circumference. The correct increasing order of their areas will be

(a) T, S, C

(b) C, T, S

(c) T, C, S

(d) C, S, T

 

Q108. A merchant wants a gross profit of 25 per cent on the sales. Thus, the percentage he should add to the cost price will be

(a) 25 per cent

(b) 33 per cent

(c) 66 per cent

(d) 75 per cent

 

Q109. The number of pieces, 0.5 cm in diameter and 15 cm long, that can be cut out of a wooden block 15 cm in length and 1.5 cm in diameter is

1990-2

(a) 5

(b) 6

(c) 7

(d)8

 

Q110. Between Xy and Yx, if 0 < X < 1 and Y > 1, then

(a) Xy is greater.

(b) Yx is greater.

(c) Both Xy and Yx are equal.

(d) It is not possible to compare the two quantities on the basis of the given data.

Tomorrow: Next 10 questions

To revise [Questions 91-100] refer yesterday’s post.

Click on MAINS and CSAT pages also.