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