Current Electricity

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

Question 1 of 117

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

Question 2 of 117

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

Question 3 of 117

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

Question 4 of 117

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

Question 5 of 117

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

Question 6 of 117

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

Question 7 of 117

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

Question 8 of 117

9. Mention the SI UNIT of resistance

Question 9 of 117

10. State Ohms law

Question 10 of 117

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

Question 11 of 117

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

Question 12 of 117

13. Name the instrument used to measure electrical resistance?

Question 13 of 117

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

Question 14 of 117

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

Question 15 of 117

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

Question 16 of 117

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

Question 17 of 117

18. 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 18 of 117

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

Question 19 of 117

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

Question 20 of 117

21. Mention the 3 types of resistors?

Question 21 of 117

22. 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 22 of 117

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

Question 23 of 117

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

Question 24 of 117

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

Question 25 of 117

26. Ohms Law explains about the relationship between:

Question 26 of 117

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

Question 27 of 117

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

Question 28 of 117

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

Question 29 of 117

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

Question 30 of 117

31. Mention the 3 types of resistors?

Question 31 of 117

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

Question 32 of 117

33. Give the name of conductors which obey Ohms Law

Question 33 of 117

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

Question 34 of 117

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

Question 35 of 117

36. Mention the 3 types of resistors?

Question 36 of 117

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

Question 37 of 117

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

Question 38 of 117

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

Question 39 of 117

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

Question 40 of 117

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

Question 41 of 117

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

Question 42 of 117

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

Question 43 of 117

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

Question 44 of 117

45. State Ohms law

Question 45 of 117

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

Question 46 of 117

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

Question 47 of 117

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

Question 48 of 117

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

Question 49 of 117

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

Question 50 of 117

51. Name the instrument used to measure electrical resistance?

Question 51 of 117

52. Name the instrument used to measure electrical resistance?

Question 52 of 117

53. Ohms Law explains about the relationship between:

Question 53 of 117

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

Question 54 of 117

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

Question 55 of 117

56. Give the name of conductors which obey Ohms Law

Question 56 of 117

57. Which formula best describes Ohms Law ?

Question 57 of 117

58. 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 58 of 117

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

Question 59 of 117

60. 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 60 of 117

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

Question 61 of 117

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

Question 62 of 117

63. Which formula best describes Ohms Law ?

Question 63 of 117

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

Question 64 of 117

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

Question 65 of 117

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

Question 66 of 117

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

Question 67 of 117

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

Question 68 of 117

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

Question 69 of 117

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

Question 70 of 117

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

Question 71 of 117

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

Question 72 of 117

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

Question 73 of 117

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

Question 74 of 117

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

Question 75 of 117

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

Question 76 of 117

77. State Ohms law

Question 77 of 117

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

Question 78 of 117

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

Question 79 of 117

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

Question 80 of 117

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

Question 81 of 117

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

Question 82 of 117

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

Question 83 of 117

84. 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 84 of 117

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

Question 85 of 117

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

Question 86 of 117

87. 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 87 of 117

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

Question 88 of 117

89. Ohms Law explains about the relationship between:

Question 89 of 117

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

Question 90 of 117

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

Question 91 of 117

92. Mention the SI UNIT of resistance

Question 92 of 117

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

Question 93 of 117

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

Question 94 of 117

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

Question 95 of 117

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

Question 96 of 117

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

Question 97 of 117

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

Question 98 of 117

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

Question 99 of 117

100. 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 100 of 117

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

Question 101 of 117

102. Mention the SI UNIT of resistance

Question 102 of 117

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

Question 103 of 117

104. Which formula best describes Ohms Law ?

Question 104 of 117

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

Question 105 of 117

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

Question 106 of 117

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

Question 107 of 117

108. Give the name of conductors which obey Ohms Law

Question 108 of 117

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

Question 109 of 117

110. 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 110 of 117

111. 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 111 of 117

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

Question 112 of 117

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

Question 113 of 117

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

Question 114 of 117

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

Question 115 of 117

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

Question 116 of 117

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

Question 117 of 117