AIIMS Previous Papers 2012

1. The current in resistance R at resonance is

2. Curie temperature is the temperature above which

3. Four wires, each of length 2.0 m, are bent into four loops P, Q, R and S and then suspended in a uniform magnetic field. If the same current is passed in each, then the torque will be maximum on the loop

4. Ghataprabha is a tributary of which one of the following rivers?

5. Kiel Canal connects

6. There exists a non-uniform electric field along x-axis as shown in the figure below. The field increases at a uniform rate along + ve x-axis. A dipole is placed inside the field as shown. Which one of the following is correct for the dipole?

7. Duct of Bellini is concerned with

8.

9. Which are exclusively viviparous?

10. Which National Highway connects Delhi and Mumbai?

11. The pH of blood does not appreciably change by a small addition of acid or a base because blood

12. Identify the wrong statement in the following:

13. The cell constant of a given cell is 0.47 cm⁻¹. the resistance of a solution placed in this cell is measured to be 31.6 ohm. The conductivity of the solution (in S cm⁻¹ where S has usual meaning) is

14. Which gland is concerned with salt equilibrium in body?

15. A network of four capacitors of capacity equal to C₁ = C, C₂ = 2C, C₃ = 3C and C₄ = 4C are conducted to a battery as shown in the figure. The ratio of the charges on C₂ and C₄ is

16. The oxidation number of sulphur in S₈, S₂F₂, H₂S respectively, are

17. Sesamoid bone is derived from

18. Volume of air breathed in and out during normal breathing is called

19. Ratio of energy of photon of wavelength 3000 Å and 6000 Å is

20. Figure represents an area A = 0.5 m² situated in a uniform magnetic field

B = 2.0 weber/m² and making an angle of 60° with respect to magnetic field. The value of the magnetic flux through the area would be equal to

21. Which of the following countries does not belong to the group of G-8 nations?

22. Oxygen is more electronegative than sulphure, yet H₂S is acidic while H₂O is neutral. This is because

23. In the circuit shown in figure, the 5 Ω resistance develops 20.00 cal/s due to the current flowing through it. The heat developed in 2 Ω resistance (in cal/s) is

24. What is the intermediate tier of the Panchayali Raj System called?

25. Which one of the following cannot be prepared by Wurtz reaction?

26. In which of the following minimum content of urea is present?

27. An inductance L having a resistance R is connected to an alternating source of angular frequency ω. The Quality factor Q of inductance is

28. Which one of the following diseases in not caused by virus?

29. Who is the author of Das Kapital?

30. BCl₃ does not exist as dimer but BH₃ exists as dimer (B₂H₆) because

31. The strength of an aqueous solution of I₂ can be determined by titrating the solution with standard solution of

32. In the plant body, the water and minerals are transported by

33. 12 g of urea is dissolved in 1 liter of water and 68.4 g of sucrose is dissolved in 1 liter of water. The lowering of vapour pressure of first case is

34. Which of the following cannot be explained by Lamarckism?

35. Or the following Fig., the lines of magnetic Induction due to a magnet SN, are given by

36. Cuprous ion is colourless while cupric ion is coloured because

37. The Lassaigne’s extract is boiled with dil. HNO₃ before testing for halogens because

38. Fenestra ovalis is the opening of

39. The existence of a substance in more than one solid modifications is known as

40. Which one among the following has the highest first ionization energy?

41. Chasmogamy refers to the condition where

42. A conducting rod AB moves parallel to X-axis in a uniform magnetic field, pointing in the positive X-direction. The end A of the rod gets

43. Chemical weathering is at its maximum in

44. A constant voltage is applied between the two ends of a uniform metallic wire. Some heat is developed in it. The heat developed is double if

45. A square coil of side a carries a current I. The magnetic field at the center of the coil is

46. For preparing 0.1 N solution of a compound from its impure sample of which the percentage purity is known, the weight of the substance required will be

47. A 3 kg ball strikes a heavy rigid wall with a speed of 10 m/s at an angle of 60°. It gets reflected with the same speed and angle as shown here. If the ball is in contact with the wall for 0.2 s, what is the average force exerted on the ball by the wall?

48. Natural genetic engineers of plants is

49. X mI of H₂ gas effuse through a hole in a container in 5 seconds. The time taken for the effusion of the same volume of the gas specified below under identical condition is

50. Two wires of same metal have the same length but their cross sections are in the ratio 3 : 1. They are joined in series. The resistance of the thicker wire is 10 Ω. The total resistance of the combination is