PHYSICS 2nd SEMESTER 2019

PHYSICS 2nd SEMESTER 2020

1. What is rectilinear motion
2. Write down the Newton's three laws
3. What is momentum and impulse of Force
4. What is conservation of linear momentum
5. Short notes:-angular displacement, angular velocity, angular acceleration
6. What is the relation between linear velocity and angular velocity
7. What is the relation between the linear acceleration and angular acceleration
8. What is centrifugal force ,what is centripetal force
9. Moment of inertia
10. What is the relation between torque and angular momentum
11. Write down the principle of conservation of angular momentum
12. Prove that Newton's first and third law from the second law
13. Define what is Newton
14. Proof 𝑣=𝑢+𝑎𝑡 ,𝑠=𝑢𝑡+12𝑎𝑡2 ,𝑣2=𝑢2+2𝑎𝑠
15. Define work, power ,energy and kinetic energy and potential energy, mechanical energy
16. Write down the law of conservation of energy
17. Show that the total energy of free falling body is constant
18. Give example of work done by force and work done against force
19. Find out the relation between 1 kilowatt and 1 Joule
20. Put the formula for the kinetic energy of a body
21. Kirchhoff's first law and second law
22. What is specific resistance
23. Write the ohm’s law
24. What is seeback effect and peltiereffect
25. What is wheatstone bridge
26. Write down the Jules law
27. What is the difference between peltier effect and Joule effect
28. What is the relation between resistance and the temperature
29. What is shunt, simple problem related to shant
30. What is storage cell
31. Give two example of thermoelectricity
32. What is superconductivity
33. Define watt hours
34. An electric bulb is rated 60 watt at 220 volt, what mean by that statement
35. What is magnetic flux and magnetic flux density
36. Write down the biot-sevart's law
37. What is MMF
38. write down the Fleming's left hand rule and right hand rules
39. Write down the lens is law
40. Write down the Faraday's law
41. Write down the three laws of electromagnetic induction
42. What is self inductance and mutual inductance
43. Write down the circuit diagram of electric generator and electric motor
44. What is RMS voltage, what is average voltage
45. Why 220 volt AC is more dangerous than 220 volt dc
46. What is semiconductor ,what is insulator, conductor
47. What is P-N junction diode
48. Draw the half wave rectifier and full wave rectifier
49. Write down the process of production of X-Ray. And properties of X-Ray application of x-ray
50. Write down the working principle of laser
51. What is stimulated emission
52. What is population inversion
53. What is the difference between-type and n-type semiconductor
54. Write down the full form of laser
55. What is zener breakdown
56. What is hologram
57. Draw the graph of intensity versus wavelength of X-Ray