Railways Recruitment Board Solved 2008 Paper

1. How will the image formed by a convex lens be affected if the central part of the lens is covered by black paper?
(a) Remaining part of the lens will form no image
(b) The central position of the image is absent
(c) There will be no effect
(d) The full image will be formed with lessened brightness
Ans : (d)

2. The first fertilizer plant in India was established in
(a) Trombay
(b) Nangal
(c) Alwaye
(d) Sindri
Ans : (d)

3. The Olympic Games 2012 will be held in
(a) Moscow
(b) Paris
(c) New York
(d) London
Ans : (d)

4. Who discovered the solar system?
(a) Copernicus
(b) Kepler
(c) Aryabhatta
(d) Newton
Ans : (a)

5. Who was the founder of Brahmo Samaj?
(a) Raja Rammohan Roy
(b) Aurobindo Ghosh
(c) Vivekanand
(d) Dyanand Saraswati
Ans : (a)

6. The ratio of the redius and height of a cone is 5 : 12, respectively. Its volume is 23147cc. Find its slant height.
(a) 13cm
(b) 14cm
(c) 17cm
(d) 26cm
Ans : (a)

7. Ionic bond exists in
(a) Kcl
(b) H2O
(c) NH3
(d) Cl3
Ans : (a)

8. Atoms are electrically charged as
(a) Positive
(b) Negative
(c) Bi-positive
(d) Neutral
Ans : (d)

9. 27 students took part in a debate of a college. What is the probability that at least 3 of them have their birth days in the same month?
(a) 3/27
(b) 3/12
(c) 12
(d) 1
Ans : (c)

10. How many members are nominated by the President in the Rajya Sabha?
(a) 12
(b) 15
(c) 10
(d) 20
Ans : (a)

11. The Parliamentary System in India has been taken from
(a) America
(b) Britain
(c) Australia
(d) Ireland
Ans : (b)

12. The Nobel Prize in Economics was started in
(a) 1901
(b) 1936
(c) 1957
(d) 1967
Ans : (d)

13. The first Asian Games were held in
(a) Manila
(b) Tokyo
(c) Jakarta
(d) New Delhi
Ans : (d)

14. The main factor of air pollution is
(a) Lead
(b) Copper
(c) Zinc
(d) Gold
Ans : (a)

15. A body is thrown vertically upward and it reaches 10m high. Find the velocity with which the body was thrown? (g = 9.8 m/s)
(a) 10 m/sec.
(b) 18 m/sec.
(c) 14 m/sec.
(d) 7 m/sec.
Ans : (c)