NEET 2016 Phase 1 | NEET Year Wise Previous Years Questions

Biology

Chemistry

Physics

1. If the velocity of a particle is v = At + Bt2, where A and B are constants, then the distance travelled by it between 1 2. If the magnitude of sum of two vectors is equal to the magnitude of difference of the two vectors, the angle between the 3. A particle moves so that its position vector is given by $$\overrightarrow r = \cos \omega t\,\widehat x + \sin \,\omeg 4. A car is negotiating a curved road of radius R. The road is banked at an angle $$\theta $$. The coefficient of friction 5. A particle of mass 10 g moves along a circle of radius 6.4 cm with a constant tangential acceleration. What is the magni 6. A body of mass 1 kg begins to move under the action of a time dependent force $$\overrightarrow F = \left( {2t\widehat 7. What is the minimum velocity with which a body of mass m must enter a vertical loop of radius R so that it can complete 8. A disc and a sphere of same radius but different masses roll off on two inclined planes of the same altitude and length. 9. From a disc of radius R and mass M, a circular hole of diameter R, whose rim passes through the centre is cut. What is t 10. A uniform circular disc of radius 50 cm at rest is free to turn about an axis which is perpendicular to its plane and pa 11. The ratio of escape velocity at earth (ve) to the escape velocity at a planet (vp) whose radius and mean density are tw 12. At what height from the surface of earth the gravitation potential and the value of g are $$-$$5.4 $$ \times $$ 107 J kg 13. Coefficient of linear expansion of brass and steel rods are $$\alpha $$1 and $$\alpha $$2. Lengths of brass and steel ro 14. A piece of ice falls from a height h so that it melts completely. Only one-quarter of the heat produced is absorbed by t 15. Two non-mixing liquids of densities $$\rho $$ and n$$\rho $$ (n > 1) are put in a container. The height of each liqui 16. A black body is at a temperature of 5760 K. The energy of radiation emitted by the body at wavelength 250 nm is U1, at w 17. A gas is compressed isothermally to half its initial volume. The same gas is compressed separately through an adiabatic 18. The molecules of a given mass of a gas have r.m.s. velocity of 2000 m s$$-$$1 at 27oC and 1.0 $$ \times $$ 105 N m$$-$$2 19. A refrigerator works between 4oC and 30oC. It is required to remove 600 calories of heat every second in order to keep t 20. A siren emitting a sound of frequency 800 Hz moves away from an observer towards a cliff at a speed of 15 m s$$-$$1. The 21. An air column, closed at one end open at the other, resonates with a tuning fork when the smallest length of the column 22. A uniform rope of length L and mass m1 hangs vertically from a rigid support. A block of mass m2 is attached to the free 23. A capacitor of 2 $$\mu $$F is charged as shown in the diagram. When the switch S is turned to position 2, the percentag 24. Two identical charged spheres suspended from a common point by two massless strings of lengths $$l$$, are initially a 25. A potentiometer wire is 100 cm long and a constant potential difference is maintained across it. Two cells are connected 26. The charge flowing through a resistance R varies with time t is Q = at $$-$$ bt2, where $$a$$ and $$b$$ are positive con 27. A long straight wire of radius $$a$$ carries a steady current $$I$$. The current is uniformly distributed over its cross 28. A square loop ABCD carrying a current $$i$$, is placed near and coplanar with a long straight conductor XY carrying a cu 29. The magnetic susceptibility is negative for 30. A small signal voltage V(t) = V0 sin$$\omega $$t is applied across an ideal capacitor C 31. A long solenoid has 1000 turns. When a current of 4 A flows through it, the magnetic flux linked with each turn of the s 32. An inductor 20 mH, a capacitor 50 $$\mu F$$ and a resistor 40 $$\Omega $$ are connected in series across a source of emf 33. Out of the following options which one can be used to produce a propagating electromagnetic wave ? 34. Match the corresponding entries of column 1 with column 2. [Where m is the magnification produced by the mirror] .tg { 35. In a diffraction pattern due to a single slit of width $$a$$, the first minimum is observed at an angle 30o when light 36. The intensity at the maximum in a Young's double slit experiment is $$I$$0. Distance between two slits is d = 5$$\lambda 37. The angle of incidence for a ray of light at a refracting surface of a prism is 45o. The angle of prism is 60o. If the 38. A astronomical telescope has objective and eyepiece of focal lengths 40 cm and 4 cm respectively. To view an object 200 39. When a metallic surface is illuminated with radiation of wavelength $$\lambda $$, the stopping potential is V. If the sa 40. An electron of mass m and a photon have same energy E. The ratio of de-Broglie wavelengths associated with them is 41. When an $$\alpha $$-particle of mass m moving with velocity v bombards on a heavy nucleus of charge Ze, its distance of 42. Given the value of Rydberg constant is 107 m$$-$$1, the wave number of the last line of the Balmer series in hydrogen sp 43. To get output 1 for the following circuit, the correct choice for the input is 44. A npn transistor is connected in common emitter configuration in a given amplifier. A load resistance of 800 $$\Omega $$ 45. Consider the junction diode as ideal. The value of current flowing through AB is

NEET 2016 Phase 1

MCQ (Single Correct Answer)

-1

The rate of first-order reaction is 0.04 mol L^$$-$$1 s^$$-$$1 at 10 seconds and 0.03 mol L^$$-$$1 s^$$-$$1 at 20 seconds after initiation of the reaction. The half-life period of the reaction is