Monday, December 13, 2010

Railway Recruitment Board Solved 2008 Paper

1. 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)

2. 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)

3. Which of the following had strong navy?
(a) Bahmani
(b) Chalukya
(c) Chola
(d) Rashtrakuta
Ans-(C)

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

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

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

7. The electric supply in India was first started in
(a) Kolkata
(b) Chennai
(c) Mumbai
(d) Darjeeling
Ans: (D)

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

9. Who was the first winner of Dada Saheb Phalke Award?
(a) B.N.Sarkar
(b) Prithvi Raj Kapoor
(c) Devika Rani
(d) Kanan Devi
Ans: (C)

10. 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)

11. Which force is required to increase the momentum of an object to 40 kg m/s in 5 seconds?
(a) 2N
(b) 4N
(c) 8N
(d) 10N
Ans: (C)

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

13. A 130m long train crosses a bridge in 30 seconds at 45 kmph. The length of the bridge is
(a) 200m
(b) 245m
(c) 225m
(d) 250m
Ans:(B)

14. Pneumonia affects
(a) Lungs
(b) Tongue
(c) Liver
(d) Kidney
Ans: (A)

15. In what time a sum will double itself at 20% per annum rate of interest?
(a) 2 years
(b) 3 years
(c) 4 years
(d) 5 years
Ans: (D)

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