Current Electricity

1. Resistors can be connected in 3 types of connections in a circuit?

Question 1 of 117

2. A conductor which has a constant resistance to current flow is called?

Question 2 of 117

3. What is the name of conductors which are designed to offer specific resistance to electric flow of current?

Question 3 of 117

4. The potential difference of a cell/ battery between its terminals when no charge is flowing out of the cell/battery (in open circuit) is called?

Question 4 of 117

5. Electrical resistance of a wire conductor is conversely proportional to its cross-section area A.

Question 5 of 117

6. CURRENT = E.M.F /TOTAL RESISTANCE

Question 6 of 117

7. Describe the resistivity of a metal conductor in relation to temperature?

Question 7 of 117

8. Which of the following statements about potential difference is CORRECT?

Question 8 of 117

9. What is the name given to opposition offered by a conductor to the flow of electric current?

Question 9 of 117

10. Metals have a constant resistance with current flow. They are said to be:

Question 10 of 117

11. Mention the Law of components which are connected in parallel?

Question 11 of 117

12. Which of the following is not a type of a fixed resistor?

Question 12 of 117

13. Mention the law of components that are connected in series in an electric circuit?

Question 13 of 117

14. Give the name of conductors which obey Ohms Law

Question 14 of 117

15. Ohms Law explains about the relationship between:

Question 15 of 117

16. Name of the resistor that gives a fixed amount of resistance?

Question 16 of 117

17. Mention the 3 types of resistors?

Question 17 of 117

18. Ohms Law explains about the relationship between:

Question 18 of 117

19. In a series-parallel connection the whole network of resistors is reduced into a single resistor?

Question 19 of 117

20. Name of the resistor that gives a fixed amount of resistance?

Question 20 of 117

21. Mention the law of components that are connected in series in an electric circuit?

Question 21 of 117

22. Electrical resistance in a conductor increases as temperature is increased?

Question 22 of 117

23. Electrical resistance of a wire conductor is conversely proportional to its cross-section area A.

Question 23 of 117

24. State Ohms law

Question 24 of 117

25. Which of the following is an example of Non-linear resistor?

Question 25 of 117

26. Which of the following is not a method to measure resistance in a circuit?

Question 26 of 117

27. Resistors connected in series the equivalent resistance is equal to the sum of individual resistance i.e. R total= R1 + R2 +R3

Question 27 of 117

28. In resistors connected in parallel the equivalent resistance is given by: 1/R equivalent = 1/R1 + 1/R2 + 1/R3

Question 28 of 117

29. The potential difference of a cell/ battery between its terminals when no charge is flowing out of the cell/battery (in open circuit) is called?

Question 29 of 117

30. Materials which have a very low electrical resistance are said to have what type of conductance?

Question 30 of 117

31. The potential difference of a cell/ battery between its terminals when no charge is flowing out of the cell/battery (in open circuit) is called?

Question 31 of 117

32. Which of the following is an example of Non-linear resistor?

Question 32 of 117

33. Name the instrument used to measure electrical resistance?

Question 33 of 117

34. What is the name of conductors which are designed to offer specific resistance to electric flow of current?

Question 34 of 117

35. Metals have a constant resistance with current flow. They are said to be:

Question 35 of 117

36. Which of the following is not a method to measure resistance in a circuit?

Question 36 of 117

37. Describe the resistivity of a metal conductor in relation to temperature?

Question 37 of 117

38. In resistors connected in parallel the equivalent resistance is given by: 1/R equivalent = 1/R1 + 1/R2 + 1/R3

Question 38 of 117

39. Mention the 3 types of resistors?

Question 39 of 117

40. Name a resistor whose resistance DOES NOT change linearly with the changes in the applied voltage?

Question 40 of 117

41. Which formula best describes Ohms Law ?

Question 41 of 117

42. Name of the resistor that gives a fixed amount of resistance?

Question 42 of 117

43. Resistors can be connected in 3 types of connections in a circuit?

Question 43 of 117

44. Materials which have a very low electrical resistance are said to have what type of conductance?

Question 44 of 117

45. A non-ohmic conductor is a type of conductor whose resistance varies drastically with current flow hence it has no constant resistance. True or False?

Question 45 of 117

46. State Ohms law

Question 46 of 117

47. Name the 3 factors which affect the resistance of a metallic conductor?

Question 47 of 117

48. Electrical resistance of a wire conductor is conversely proportional to its cross-section area A.

Question 48 of 117

49. Mention the SI UNIT of resistance

Question 49 of 117

50. Name the 3 factors which affect the resistance of a metallic conductor?

Question 50 of 117

51. Name of the resistor that gives a fixed amount of resistance?

Question 51 of 117

52. Describe the resistivity of a semi-conductor in relation to temperature?

Question 52 of 117

53. What is the name given to opposition offered by a conductor to the flow of electric current?

Question 53 of 117

54. Mention the Law of components which are connected in parallel?

Question 54 of 117

55. Which of the following is not a type of a fixed resistor?

Question 55 of 117

56. In a series-parallel connection the whole network of resistors is reduced into a single resistor?

Question 56 of 117

57. A non-ohmic conductor is a type of conductor whose resistance varies drastically with current flow hence it has no constant resistance. True or False?

Question 57 of 117

58. Name the 3 factors which affect the resistance of a metallic conductor?

Question 58 of 117

59. Which formula best describes Ohms Law ?

Question 59 of 117

60. Mention the SI UNIT of resistance

Question 60 of 117

61. Resistivity of a material is numerically equal to the resistance of a material of unit length and unit cross-section area at a certain temperature?

Question 61 of 117

62. Name of the resistor that gives a fixed amount of resistance?

Question 62 of 117

63. Name the instrument used to measure electrical resistance?

Question 63 of 117

64. Why is the Wheatstone bridge method more accurate than the Voltmeter ammeter method?

Question 64 of 117

65. Name a resistor whose resistance DOES NOT change linearly with the changes in the applied voltage?

Question 65 of 117

66. Which of the following is an example of Non-linear resistor?

Question 66 of 117

67. A conductor which has a constant resistance to current flow is called?

Question 67 of 117

68. Which of the following statements about potential difference is CORRECT?

Question 68 of 117

69. The difference between E.M.F of a cell and the terminal voltage is known as?

Question 69 of 117

70. Mention the SI UNIT of resistance

Question 70 of 117

71. What is the name of conductors which are designed to offer specific resistance to electric flow of current?

Question 71 of 117

72. Name of the resistor that gives a fixed amount of resistance?

Question 72 of 117

73. Give the name of conductors which obey Ohms Law

Question 73 of 117

74. Electrical resistance in a conductor increases as temperature is increased?

Question 74 of 117

75. Resistivity of a material is numerically equal to the resistance of a material of unit length and unit cross-section area at a certain temperature?

Question 75 of 117

76. A semi-conductor diode, thermionic diode and thermistor are materials whose resistance is not constant with current flow, they are said to be:

Question 76 of 117

77. Mention the 3 types of resistors?

Question 77 of 117

78. Why is the Wheatstone bridge method more accurate than the Voltmeter ammeter method?

Question 78 of 117

79. Give the name of conductors which obey Ohms Law

Question 79 of 117

80. A semi-conductor diode, thermionic diode and thermistor are materials whose resistance is not constant with current flow, they are said to be:

Question 80 of 117

81. In the Wheatstone bridge method when the galvanometer is adjusted until there is no difference in G the bridge is said to be:

Question 81 of 117

82. A semi-conductor diode, thermionic diode and thermistor are materials whose resistance is not constant with current flow, they are said to be:

Question 82 of 117

83. A conductor which has a constant resistance to current flow is called?

Question 83 of 117

84. Describe the resistivity of a semi-conductor in relation to temperature?

Question 84 of 117

85. In the Wheatstone bridge method when the galvanometer is adjusted until there is no difference in G the bridge is said to be:

Question 85 of 117

86. Electrical resistance of a uniform conductor increases with the length of the conductor?

Question 86 of 117

87. Which of the following is not a method to measure resistance in a circuit?

Question 87 of 117

88. CURRENT = E.M.F /TOTAL RESISTANCE

Question 88 of 117

89. Resistors can be connected in 3 types of connections in a circuit?

Question 89 of 117

90. Resistors connected in series the equivalent resistance is equal to the sum of individual resistance i.e. R total= R1 + R2 +R3

Question 90 of 117

91. In resistors connected in parallel the equivalent resistance is given by: 1/R equivalent = 1/R1 + 1/R2 + 1/R3

Question 91 of 117

92. State Ohms law

Question 92 of 117

93. Ohms Law explains about the relationship between:

Question 93 of 117

94. Which of the following is not a type of a fixed resistor?

Question 94 of 117

95. The difference between E.M.F of a cell and the terminal voltage is known as?

Question 95 of 117

96. Name a resistor whose resistance DOES NOT change linearly with the changes in the applied voltage?

Question 96 of 117

97. Why is the Wheatstone bridge method more accurate than the Voltmeter ammeter method?

Question 97 of 117

98. Mention the law of components that are connected in series in an electric circuit?

Question 98 of 117

99. Electrical resistance in a conductor increases as temperature is increased?

Question 99 of 117

100. Resistors connected in series the equivalent resistance is equal to the sum of individual resistance i.e. R total= R1 + R2 +R3

Question 100 of 117

101. Name the instrument used to measure electrical resistance?

Question 101 of 117

102. Metals have a constant resistance with current flow. They are said to be:

Question 102 of 117

103. Electrical resistance of a uniform conductor increases with the length of the conductor?

Question 103 of 117

104. Which of the following statements about potential difference is CORRECT?

Question 104 of 117

105. Describe the resistivity of a metal conductor in relation to temperature?

Question 105 of 117

106. CURRENT = E.M.F /TOTAL RESISTANCE

Question 106 of 117

107. What is the name given to opposition offered by a conductor to the flow of electric current?

Question 107 of 117

108. In a series-parallel connection the whole network of resistors is reduced into a single resistor?

Question 108 of 117

109. Which formula best describes Ohms Law ?

Question 109 of 117

110. The difference between E.M.F of a cell and the terminal voltage is known as?

Question 110 of 117

111. In the Wheatstone bridge method when the galvanometer is adjusted until there is no difference in G the bridge is said to be:

Question 111 of 117

112. Mention the Law of components which are connected in parallel?

Question 112 of 117

113. Electrical resistance of a uniform conductor increases with the length of the conductor?

Question 113 of 117

114. Resistivity of a material is numerically equal to the resistance of a material of unit length and unit cross-section area at a certain temperature?

Question 114 of 117

115. A non-ohmic conductor is a type of conductor whose resistance varies drastically with current flow hence it has no constant resistance. True or False?

Question 115 of 117

116. Materials which have a very low electrical resistance are said to have what type of conductance?

Question 116 of 117

117. Describe the resistivity of a semi-conductor in relation to temperature?

Question 117 of 117