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Jeopardy

Jeopardy. PHY101 Chapter 7 Review Study of Electricity By Cheryl Dellai. Study of Electricity. Basics $100. What is the basic unit of charge?. ANSWER. Basics $200. Like charges (repel/attract). ANSWER. Basics $300. What is meant by Conservation of Charge?. ANSWER. Basics $400.

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Jeopardy

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  1. Jeopardy PHY101 Chapter 7 Review Study of Electricity By Cheryl Dellai

  2. Study of Electricity

  3. Basics $100 What is the basic unit of charge? ANSWER

  4. Basics $200 Like charges (repel/attract) ANSWER

  5. Basics $300 What is meant by Conservation of Charge? ANSWER

  6. Basics $400 What is Coulomb’s Law? ANSWER

  7. E Field $100 What is the definition of an Electric Field? ANSWER

  8. E Field $200 Electric field lines start on ____ charges and end on ____ charges or infinity. ANSWER

  9. E Field $300 The energy per unit charge supplied by a battery is its ________ . ANSWER

  10. E Field$400 What kind of charge is at the center of this picture? ANSWER

  11. Circuit Elements $100 What is the definition of conventional current? ANSWER

  12. Circuit Elements $200 What is a battery? ANSWER

  13. Circuit Elements $300 What is a resistor? ANSWER

  14. Circuit Elements$400 Suppose current is flowing in a wire from right to left. Which way do the electrons in the wire move? ANSWER

  15. Equations$100 What is Ohm’s Law? ANSWER

  16. Equations$200 What is the Power Equation? ANSWER

  17. Equations$300 What is the Power Usage equation? ANSWER

  18. Equations$400 Complete Table Use Add, Add Reciprocally R, Same to complete table ANSWER

  19. Problems$100 The light bulbs in this circuit are connected in _______. ANSWER

  20. Problems$200 The light bulbs in this circuit are connected in ____ . ANSWER

  21. Problems$300 A battery operating a large flashlight produces a current of 2 amperes in a light bulb that has a resistance of 4 ohms. The voltage of the battery is_______ . ANSWER

  22. Problems$400 Two charged bodies separated by a distance d exert an electrical force on each other. The distance d is doubled. The electrical force on each body is now ____ times the original force. ANSWER

  23. Potpourri $100 Name 2 types of current. ANSWER

  24. Potpourri $200 What does a transformer do? ANSWER

  25. Potpourri $300 If the temperature of a wire increases, its resistance _________ . ANSWER

  26. Potpourri $400 Lightning is dangerous to humans because lightning strokes have ________ ANSWER

  27. Basics$100Answer What is the basic unit of charge? Coulomb Basic Charges Proton p+ = +1.6*10-19C Electron e- = - 1.6*10-19C Back to Jeopardy

  28. Basics$200Answer Like charges (repel/attract). Repel Back to Jeopardy

  29. Basics$300Answer Conservation of Charge Net charge of universe is zero. Back to Jeopardy

  30. Basics$400Answer What is Coulomb’s Law? F = kEq1q2/d² kE =9.0 *109 N*m²/C² Back to Jeopardy

  31. E Field$100Answer What is the definition of an Electric Field? E=F/q E = kEq/d² for a pt charge SI Unit is N/C or Volts/m Back to Jeopardy

  32. E Field$200Answer Electric field lines start on + charges and end on - charges or infinity. A positive follows the electric field lines. Back to Jeopardy

  33. E Field$300Answer The energy per unit charge supplied by a battery is its voltage. Back to Jeopardy

  34. E Field$400Answer What kind of charge is at the center of this picture? It is positive. Back to Jeopardy

  35. Circuit Elements $100Answer What is the definition of conventional current? Flow of positive charge even when the charge is negative. SI unit 1 C/s = ! Amp = A Back to Jeopardy

  36. Circuit Elements $200Answer What is a battery? A battery is a device that supplies energy to a circuit by chemical reaction. EMF is Energy/Charge The SI is 1J/C = 1 Volt. Back to Jeopardy

  37. Circuit Elements $300Answer What is a resistor? A device that opposes the flow of current. Resistance R = V/I 1 Volt/Amp = 1 ohm = 1 Back to Jeopardy

  38. Circuit Elements $400Answer Suppose current is flowing in a wire from right to left. Which way do the electrons in the wire move? Left to right Back to Jeopardy

  39. Equations$100Answer What is Ohm’s Law? V = IR R is constant Back to Jeopardy

  40. Equations$200Answer What is the Power Equation? Power = IV =I²R = V²/R Back to Jeopardy

  41. Equations$300Answer What is the Power Usage equation? Energy = Power*Time 1 kW*h = 3,600,00 J = 3.6 MJ Back to Jeopardy

  42. Equations$400Answer Complete Table Use Add, Add Reciprocally R, Same to complete table Back to Jeopardy

  43. Problems$100Answer The light bulbs in this circuit are connected in parallel. Back to Jeopardy

  44. Problems$200Answer The light bulbs in this circuit are connected in series. Back to Jeopardy

  45. Problems$300Answer A battery operating a large flashlight produces a current of 2 amperes in a light bulb that has a resistance of 4 ohms. The voltage of the battery is_______ . V = IR = 8 Volts Back to Jeopardy

  46. Problems$400Answer Two charged bodies separated by a distance d exert an electrical force on each other. The distance d is doubled. The electrical force on each body is now 0.25 times the original force. Back to Jeopardy

  47. Potpourri $100Answer Name 2 types of current. DC and AC Back to Jeopardy

  48. Potpourri $200Answer What does a transformer do? Step up or down voltage in AC circuit. Back to Jeopardy

  49. Potpourri $300Answer If the temperature of a wire increases, its resistance increase. Back to Jeopardy

  50. Potpourri $400Answer Lightning is dangerous to humans because lightning strokes have large current. Back to Jeopardy

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