Physics Nios plus two II Welcome to your Physics Nios plus two II Total Questions: 50 Name Mobile No: 1. Minimum number of non-coplanar forces acting on a body to keep it in equilibrium will be: 2 3 4 5 None Hint 2. Significant number in 42003042.02 is 10 7 5 15 None Hint 3. For perfectly inelastic collision, value of coefficient for restitution e is E less than 1 E greater than 1 E=1 E =0 None Hint 4. Dimension of Impulse is [MLT-1] [ML2T-2] [MLT-1] [M-1L-1T-1] None Hint 5. What is the SI unit of force? Newton (N) Pascal (Pa) Joule (J) Watt (W) None Hint 6. What is the dimension of velocity? MLT-2 3. M0LT-1 5. ML0T-1 4. ML2T-1 None Hint 7. The phenomenon responsible for the formation of a rainbow is: Interference Dispersion Diffraction Polarization None Hint 8. In a circular motion None of the above Speed and velocity constant Velocity is constant Speed is constant None Hint 9. The slope of the K.E versus position for gives the ratio of change of Work Force power Momentum None Hint 10. The atmosphere around the earth is held by Gravity Winds Clouds None of the above None Hint 11. What is meant by indicator diagram? It is a graph between pressure and volume for a thermodynamic process. Graph between pressure and volume Diagram of electric current vs time Shows relation between temperature and pressure Graph between mass and volume None Hint 12. None 13. What is the property of an object that resists a change in its state of motion called? Acceleration Inertia Force Momentum None Hint 14. What is the SI unit of acceleration? s2/m m/s m/s2 m2/s None Hint 15. Write true for correct statement and false for incorrect statement: All types of waves exhibit the phenomenon of polarization. Sometimes False True Cannot say None Hint 16. Dimension of gravitational constant G. M-1L 3T-1 M-1L 2T-2 M-1L 3T-2 ML3T None Hint 17. A parallel beam of white light is incident on a convex lens. Which of the following colors will converge nearest to its optical centre? Blue Yellow Green Red None Hint 18. A particle having charge -1 μC is placed at a point where the electric potential is 100 V. The electric potential energy of the particle is: –10⁻⁴ J –10⁴ J 10⁻⁸ J 10⁴ J None Hint 19. Fill in the blanks: 1 kilo calorie = __ J. 1000 3600 4180 273 None Hint 20. A body of mass 'm' just starts sliding down an inclined plane when the plane makes an angle of 30° with the vertical. The coefficient of friction between the surface of the plane and the block will be: √3 mg mg/√3 √3 1/√3 None Hint 21. Mass of earth is 5.97x1024kg and its radius is 6371km escape velocity from earth is 11.9ms 11.9 kms-1 11.3 kms-1 11.3 ms-1 None Hint 22. S.I. unit of linear momentum C. Kgm-1s-1 B. Kgm-1s Kgms-1 Kgms-2 None Hint 23. Conservation of momentum in a collision particle can be understood from Newton Ist law Conservation of energy IInd & IIIrd IInd law None Hint 24. A resistance of 5 Ω is connected in the left gap and that of 15 Ω is connected in the right gap of a metre-bridge. The position of the null point on the bridge wire from its left end will be: 60 cm 75 cm 25 cm 15 cm None Hint 25. What is the property of an object that resists a change in its state of motion called? Acceleration Inertia Momentum Force None Hint 26. An object of weight 7 N is raised from a height of 2 m to a height of 8 m. The change in gravitational potential energy is 412 J 549 J 42 J 56 J None Hint 27. The area under v-t graph gives the Displacement Time Velocity Acceleration None Hint 28. The electrostatic force between two point charges kept in air at a distance ‘d’ is F1 and F2 at the same distance in a medium of dielectric constant K. The ratio F1 : F2 is equal to: K² : 1 1 : 1 K : 1 1 : K None Hint 29. Slope of velocity time graph represents Acceleration Distance None of above Speed None Hint 30. _______ of a body determines the direction of flow of heat. Degree Celsius Temperature Joule Pressure None Hint 31. Slope of position time graph represents for uniform motion. Distance None of these Uniform Velocity Acceleration None Hint 32. The ratio of the displacement of an object to the time interval is known as Distance Speed Average velocity Acceleration None Hint 33. Fill in the blanks: The enormous energy produced by the sun is generated as a result of ________ reaction. Nuclear fission Nuclear fusion Chemical Combustion None Hint 34. Which law states that "an object in motion tends to stay in motion unless acted upon by an external force"? Law of Conservation of Energy Newton's First Law Newton's Third Law Newton's Second Law None Hint 35. 1N is equivalent to 105 dyne 106 dyne 10-5dyne 10-6dyne None Hint 36. S.I. unit of linear momentum Kgm-1s Kgms-1 Kgm-1s-1 Kgms-2 None Hint 37. Conservation of momentum in a collision particle can be understood from Newton Ist law IInd & IIIrd IInd law Conservation of energy None Hint 38. Fill in the blanks: A photodiode is always connected in ______ biasing. Reverse Both A and B Zero Forward None Hint 39. What is Reynold's number? What is its significance? Reynold’s number helps predict flow patterns in different fluid flow situations It gives the viscosity of fluid It measures pressure in a pipe It determines temperature of fluid It determines whether flow is laminar or turbulent None Hint 40. The number of electrons that constitute -1 C of charge is: 1.6 × 10¹⁹ 6.4 × 10²⁷ 9.0 × 10¹⁸ 6.25 × 10¹⁸ None Hint 41. Fill in the blanks: Efficiency of a heat engine does not depend on the nature of the ________. Volume Pressure Temperature Working substance None Hint 42. The law of conservation of energy is applicable to: Chemical systems only Every system of the universe Nuclear systems only Mechanical systems only None Hint 43. Fill in the blanks: ________ is a device in which a sustained nuclear chain reaction is carried out in a controlled manner. Motor Reactor Transformer Generator None Hint 44. 1N is equivalent to 105 dyne 10-5dyne 106 dyne 10-6dyne None Hint 45. Dimension of Impulse is [MLT-1] [ML2T-2] [M-1L-1T-1 [MLT-1] None Hint 46. Heat is measured in _________. Temperature Degree Celsius Pressure Joule None Hint 47. Circular motion is a _________________ Motion in three dimensions Motion in one dimension Motion in four dimensions Motion in two dimensions None Hint 48. Fill in the blanks: A forward biased p-n junction offers ______________ resistance to the flow of electrons. Low No Infinite High None Hint 49. Which of the following is an example of uniform motion in a straight line? A ball rolling down an incline A bicycle moving with constant velocity on a straight road. A car speeding up on a highway A rocket taking off. None Hint 50. Motion in a plane is called _________________ Motion in two dimensions Motion in three dimensions Motion in four dimensions Motion in one dimension None Hint Time's up Share: admin Previous post Hindi Nios plus two IV July 21, 2025 Next post Physics Nios plus two PQ IV July 24, 2025
