AIPMT 2015 | NEET Year Wise Previous Years Questions

Biology

Chemistry

Physics

1. If dimensions of critical velocity $$\upsilon $$c of a liquid flowing through a tube are expressed as $$\left[ {{\eta ^x 2. If vectors $$\overrightarrow A = \cos \omega t\widehat i + \sin \omega t\widehat j$$ and $$\overrightarrow B = \cos {{ 3. The positions vector of a particle $$\overrightarrow R $$ as a function of time is given by $$\overrightarrow R $$ = 4si 4. Two stones of masses m and 2m are whirled in horizontal circles, the heavier one in a radius $${r \over 2}$$ and the lig 5. A plank with a box on it at one end is gradually raised about the other end. As the angle of inclination with the horizo 6. Two particles A and B, move with constant velocities $$\overrightarrow {{v_1}} $$ and $$\overrightarrow {{v_2}} $$. At t 7. A ball is thrown vertically downwards from a height of 20 m with an initial velocity v0. It collides with the ground, lo 8. The heart of a man pumps 5 litres of blood through the arteries per minute at a pressure of 150 mm of mercury. If the d 9. On a frictionless surface, a block of mass M moving at speed v collides elastically with another block of same mass M wh 10. An automobile moves on a road with a speed of 54 km h$$-$$1. The radius of its wheels is 0.45 m and the moment of inerti 11. Point masses m1 and m2 are placed at the opposite ends of a rigid rod of length L, and negligible mass. The rod is to be 12. A force $$\overrightarrow F = \alpha \widehat i + 3\widehat j + 6\widehat k$$ is acting at a point $$\overrightarrow r 13. A remote-sensing satellite of earth revolves in a circular orbit at a height of 0.25 $$ \times $$ 106 m above the surfac 14. A satellite S is moving in an elliptical orbit around the earth. The mass of the satellite is very small compared to the 15. The value of coefficient of volume expansion of glycerin is 5 $$ \times $$ 10$$-$$4 K$$-$$1. The fractional change in th 16. The cylindrical tube of a spray pump has radius R, one end of which has n fine holes, each of radius r. If the speed of 17. Water rises to a height h in capillary tube. If the length of capillary tube above the surface of water is made less tha 18. The Young's modulus of steel is twice that of brass. Two wires of same length and of same area of cross section, one of 19. An ideal gas is compressed to half its initial volume by means of several processes. Which of the process results in th 20. The coefficient of performance of a refrigerator is 5. If the temperature inside freezer is $$-$$20oC, the temperature o 21. Two vessels separately contain two ideal gases A and B at the same temperature, the pressure of A being twice that of B. 22. A particle is executing a simple harmonic motion. Its maximum acceleration is $$\alpha $$ and maximum velocity is $$\bet 23. A string is stretched between fixed points separated by 75.0 cm. It is observed to have resonant frequencies of 420 Hz 24. 4.0 g of a gas occupies 22.4 litres at NTP. The specific heat capacity of the gas at constant volume is 5.0 J K$$-$$1 mo 25. A source of sound S emitting waves of frequency 100 Hz and an observer O are located at some distance from each other. T 26. The fundamental frequency of a closed organ pipe of length 20 cm is equal to the second overtone of an organ pipe open a 27. A parallel plate air capacitor has capacity C, distance of separation between plates is d and potential difference $$V$$ 28. If potential (in volts) in a region is expressed as V(x, y, z) = 6xy $$-$$ y + 2yz, the electric field (in N/C) at point 29. Two metal wires of identical dimensions are connected in series. If $$\sigma $$1 and $$\sigma $$2 are the conductivity o 30. A circuit contains an ammeter, a battery of 30 V and a resistance 40.8 ohm all connected in series. If the ammeter has 31. A potentiometer wire of length L and a resistance r are connected in series with a battery of e.m.f. E0 and a resistance 32. A proton and an alpha particle both enter a region of uniform magnetic field B, moving at right angles to the field B. I 33. A rectangular coil of length 0.12 m and width 0.1 m having 50 turns of wire is suspended vertically in a uniform magneti 34. A series R-C circuit is connected to an alternating voltage source. Consider two situations : (a)  When capac 35. An electron moves on a straight line path XY as shown. The abcd is a coil adjacent to the path of electron. What will be 36. The energy of the em waves is of the order of 15 keV. To which part of the spectrum does it belong ? 37. At the first minimum adjacent to the central maximum of a single-slit diffraction pattern, the phase difference between 38. A beam of light consisting of red, green and blue colours is incifent on a right angled prism. The refractive index of t 39. In an astronomical telescope in normal adjustment a straight black line of length L is drawn on inside part of objective 40. Two slits in Young's experiment have widths in the ratio 1 : 25. The ratio of intensity at the maxima and minima in the 41. Light of wavelength 500 nm is incifent on a metal with work function 2.28 eV. The de Broglie wavelength of the emitted e 42. A photoelectric surface is illuminated successively by monochromatic light of wavelength $$\lambda $$ and If the maximum 43. A nucleus of uranium decays at rest into nuclei of thorium and helium. Then 44. In the spectrum of hydrogen, the ratio of the longest wavelength in the Lyman series to the longest wavelength in the Ba 45. The input signal given to a CE amplifier having a voltage gain of 150 is Vi = 2cos(15t + $${\pi \over 3}$$). The corres 46. In the given figure, a diode D is connected to an external resistance R = 100 $$\Omega $$ and an e.m.f. of 3.5 V. If the

AIPMT 2015

MCQ (Single Correct Answer)

-1

An automobile moves on a road with a speed of 54 km h^$$-$$1. The radius of its wheels is 0.45 m and the moment of inertia of the wheel about its axis of rotation is 3 kg m². If the vehicle is brought to rest in 15 s, the magnitude of average torque transmitted by its brakes to the wheel is

10.86 kg m² s^$$-$$2

2.86 kg m² s^$$-$$2

6.66 kg m² s^$$-$$2

8.58 kg m² s^$$-$$2

AIPMT 2015

MCQ (Single Correct Answer)

-1

Point masses m₁ and m₂ are placed at the opposite ends of a rigid rod of length L, and negligible mass. The rod is to be set rotating about an axis perpendicular to it. The position of point P on this rod through which the axis should pass so that the work required to set the rod rotating with angular velocity $$\omega $$₀ is minimum, is given by

AIPMT 2015 Physics - Rotational Motion Question 71 English

AIPMT 2015 Physics - Rotational Motion Question 71 English

$$x = {{{m_2}} \over {{m_1}}}L$$

$$x = {{{m_2}L} \over {{m_1} + {m_2}}}$$

$$x = {{{m_1}L} \over {{m_1} + {m_2}}}$$

$$x = {{{m_1}} \over {{m_2}}}L$$

AIPMT 2015

MCQ (Single Correct Answer)

-1

A force $$\overrightarrow F = \alpha \widehat i + 3\widehat j + 6\widehat k$$ is acting at a point $$\overrightarrow r = 2\widehat i - 6\widehat j - 12\widehat k$$. The value of $$\alpha $$ for which angular momentum about origin is conserved is

zero

$$-$$ 1

AIPMT 2015

MCQ (Single Correct Answer)

-1

A remote-sensing satellite of earth revolves in a circular orbit at a height of 0.25 $$ \times $$ 10⁶ m above the surface of earth. If earth's radius is 6.38 $$ \times $$ 10⁶ m and g = 9.8 ms^$$-$$2, then the orbital speed of the satellite is

9.13 km s^$$-$$1

6.67 km s^$$-$$1

7.76 km s^$$-$$1

8.56 km s^$$-$$1

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