SSC JE Electrical / Mock Test Series : 2

Topic : Mixed Technical (Electrical Engg.)

No. of Question : 100

Type : MCQ

Time : 60 Minutes

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140

1 hours

1 hours


Created on By Pranab Kumar ChandraElectrical Notebook

SSC JE Electrical / Mock Test Series : 2

Notification 2023 has been released on 26th July 2023. A total of 198 vacancies have been announced in various departments of the Central Government. The last date to apply online is 16th August. SSC JE 2023  Candidates with a degree/diploma in the relevant engineering  stream are eligible for this post. The selection will be based on Computer Based Test (Paper I, Paper-II), Document Verification, and Medical Examination. Physical Standard Test/Physical Efficiency Test is conducted only for candidates applying in BRO.
The finally appointed candidates will get a salary range between Rs. 35,400/- to Rs. 1,12,400/-.

1 / 100

Category: AC Fundamental

1. Capacitors for power factor correction are rated in -

2 / 100

Category: Basic Electricity

2. Calculate the current across the 20 ohm resistor

3 / 100

Category: AC Fundamental

3. In series R-L circuit power factor can be defined as –

4 / 100

Category: Circuit Theory & Network

4. In any AC circuit always –

5 / 100

Category: AC Fundamental

5. An alternating voltage is given by, V = 10 sin 2πt. The frequency of the AC signal is –

6 / 100

Category: Basic Electricity

6. Frequency of Direct Current is

7 / 100

Category: Basic Electricity

7. In a pure inductive circuit current is

8 / 100

Category: Magnetic Circuit

8. If current in a conductor increases then according to Lenz's law self-induced voltage will –

9 / 100

Category: Basic Electricity

9. KWh is the unit of -    

10 / 100

Category: Magnetic Circuit

10. Energy stored in a magnetic field is given by –

11 / 100

Category: Basic Electricity

11. Current & Potential Difference both can be measured using –

12 / 100

Category: Basic Electricity

12. Find the current in the circuit.

 

13 / 100

Category: Transformer

13. For a 55KVA, 11000 Volts/440 Volts, 50Hz single phase transformer, the values of primary and secondary currents are –

14 / 100

Category: Basic Electricity

14. If a capacitor is connected with DC supply, it will act as –

15 / 100

Category: AC Fundamental

15. In a capacitor, the electrical energy is stored in –

16 / 100

Category: Basic Electricity

16. Instantaneous power in inductor is proportional to the –

17 / 100

Category: Basic Electricity

17. How many degrees are there in π/3 rad?

18 / 100

Category: Circuit Theory & Network

18. In a R-L-C series circuit, if the inductive reactance is greater than the capacitive reactance, then the power factor will be –

19 / 100

Category: Magnetic Circuit

19. Hysteresis loss least depends on –

20 / 100

Category: AC Fundamental

20. In a R-L-C circuit, power loss takes place is –

21 / 100

Category: Basic Electricity

21. Batteries are generally connected in______

22 / 100

Category: Basic Electricity

22. If the voltage across a capacitor is constant, then current passing through it is ________

23 / 100

Category: AC Fundamental

23. In a series R-C circuit, the applied voltage –

24 / 100

Category: Basic Electricity

24. If the length of a wire is doubled and diameter is halved, then the resistance will become _________ of the previous.

25 / 100

Category: Basic Electricity

25. Calculate the total current in the circuit

26 / 100

Category: AC Fundamental

26. In an AC circuit (Sine wave) with R and L in series –

27 / 100

Category: AC Fundamental

27. From heating point of view ID.C. is equal to –

28 / 100

Category: Magnetic Circuit

28. If both the number of turns and the core length of an inductive coil are doubled, then its self-inductance will be –

29 / 100

Category: AC Fundamental

29. Average value can be defined based on which of the following? –

30 / 100

Category: Basic Electricity

30. If the current through x ohm resistance in the circuit is 5A, find the value of x

31 / 100

Category: AC Fundamental

31. Average power taken by a pure capacitor is –

32 / 100

Category: Basic Electricity

32. If a capacitor is connected with DC supply, it will act as –

33 / 100

Category: Basic Electricity

33. If a capacitor of capacitance 9.2F has a voltage of 22.5V across it. Calculate the energy of the capacitor.

34 / 100

Category: Circuit Theory & Network

34. Battery is a

35 / 100

Category: Basic Electricity

35. Calculate the value of energy stored in an inductor if the value of inductance is 10H and 2A of current flows through it.-

36 / 100

Category: Magnetic Circuit

36. An open coil has –

37 / 100

Category: Basic Electricity

37. Ideal voltage source has-

38 / 100

Category: Magnetic Circuit

38. In a magnetic material hysteresis loss takes place primarily due to –

39 / 100

Category: Basic Electricity

39. If the length of a wire is doubled and diameter is halved, then the resistance will become –

40 / 100

Category: Basic Electricity

40. If the rms voltage drop across a 15 kΩ resistor is 16 V, the peak current through the resistor is

41 / 100

Category: AC Fundamental

41. Capacitive Susceptance is a measure of –

42 / 100

Category: Basic Electricity

42. If there are two bulbs connected in series and one blows out, what happens to the other bulb?

43 / 100

Category: AC Fundamental

43. If the inductive reactance of a coil is 6 ohm and internal resistance is 8 ohm, then the impedance will be –

44 / 100

Category: AC Fundamental

44. For a sinusoidal AC voltage, amplitude factor is –

45 / 100

Category: Basic Electricity

45. An Inductor works as a ___________ circuit for DC supply.

46 / 100

Category: Basic Electricity

46. Insulating material can –

47 / 100

Category: AC Fundamental

47. For a sinusoidal AC voltage, amplitude factor is –

48 / 100

Category: Circuit Theory & Network

48. In a R-L-C series circuit, if the capacitive reactance is greater than the inductive reactance, then the power factor will be –

49 / 100

Category: Basic Electricity

49. If the peak of a sine wave is 13 V, the peak-to-peak value is

50 / 100

Category: AC Fundamental

50. In series R-L circuit power factor can be defined as –

51 / 100

Category: AC Machines & Transformer

51. In which device is the principle of statically induced E.M.F used?

52 / 100

Category: Basic Electricity

52. In a series circuit, which of the parameters remain constant across all circuit elements such as resistor, capacitor and inductor etc?

53 / 100

Category: Magnetic Circuit

53. If the current in a coil having a constant inductance of L henrys grows at a uniform rate, what is the value of the average current?

54 / 100

Category: Basic Electricity

54. Calculate the resistance between A and B

55 / 100

Category: AC Fundamental

55. From the following when capacitive reactance will be more?

56 / 100

Category: Basic Electricity

56. Calculate the equivalent resistance between A and B

57 / 100

Category: AC Fundamental

57. In a series R-C circuit, the applied voltage –

58 / 100

Category: Magnetic Circuit

58. If the current in a coil having a constant inductance of L henrys grows at a uniform rate, what is the value of the average current?

59 / 100

Category: Basic Electricity

59. Electrolysis is possible with –

60 / 100

Category: Basic Electricity

60. In a parallel circuit, with a number of resistors, the voltage across each resistor is ________

61 / 100

Category: AC Fundamental

61. Form factor of half wave rectified ac is-

62 / 100

Category: Basic Electricity

62. In a ____________ circuit, the total resistance is smaller than the smallest resistance in the circuit

63 / 100

Category: Basic Electricity

63. If energy required to heat up a heater coil is 4 KWh and the energy loss is 20%, then what is the energy input?

64 / 100

Category: Magnetic Circuit

64. Induced potential difference due to motion of magnet with respect to the coil is known as -

65 / 100

Category: AC Fundamental

65. For a sinusoidal AC voltage, peak factor or amplitude fator or crest factor is –

66 / 100

Category: Magnetic Circuit

66. Calculate the emf induced in an inductor if the inductance is 10H and the current is 2 A in 4 s.

67 / 100

Category: Magnetic Circuit

67. In a electric circuit MMF is similar to

68 / 100

Category: Magnetic Circuit

68. Higher the self-inductance of a coil –

69 / 100

Category: AC Fundamental

69. In an AC circuit (Sine wave) with R and L in series –

70 / 100

Category: AC Fundamental

70. Form factor of square wave is-

71 / 100

Category: Circuit Theory & Network

71. For a pure inductive circuit, the average demand of power from the source will be –

72 / 100

Category: Basic Electricity

72. In case of D.C –

73 / 100

Category: Basic Electricity

73. Electric pressure is also called –

74 / 100

Category: Magnetic Circuit

74. Calculate the value of energy stored in an inductor if the value of inductance is 10H and 2 A of current flows through it. – 

75 / 100

Category: Magnetic Circuit

75. In an iron cored coil the iron core is removed so that the coil becomes an air cored coil. The inductance of the coil will –

 

76 / 100

Category: Basic Electricity

76. Calculate the ratio of the resistivity of 2 wires having the same length and same resistance with area of cross section 2m2 and 5m2 respectively.

77 / 100

Category: Basic Electricity

77. Calculate the equivalent resistance between A and B

78 / 100

Category: Magnetic Circuit

78. M.M.F in a magnetic circuit is corresponding to ……… in an electric circuit-

79 / 100

Category: Basic Electricity

79. Ideal voltage source has-

80 / 100

Category: AC Fundamental

80. In series R-L circuit power factor can be defined as - 

81 / 100

Category: AC Fundamental

81. In a R-L-C circuit, power loss takes place is – 

82 / 100

Category: Magnetic Circuit

82. Calculate the value of stored energy in an inductor if the value of inductance is 20 H and 4 A of current flows through it.

83 / 100

Category: Basic Electricity

83. It is preferable to connect bulbs in series or in parallel?

84 / 100

Category: Basic Electricity

84. Average value of a sine wave is 0.707 times the peak value

85 / 100

Category: Basic Electricity

85. For a sinusoidal AC voltage, amplitude factor is –

86 / 100

Category: AC Fundamental

86. If two sinusoids of the same frequency but of different amplitudes and phase angles are subtracted, the resultant is –

87 / 100

Category: Basic Electricity

87. If two bulbs are connected in parallel and one bulb blows out, what happens to the other bulb?

88 / 100

Category: AC Fundamental

88. In series R-L circuit power factor can be defined as –

89 / 100

Category: Basic Electricity

89. If the rms current through a 4.7 kΩ resistor is 4 mA, the peak voltage drop across the resistor is

90 / 100

Category: DC Machines

90. Direction of DC motor can be found out by-

91 / 100

Category: Basic Electricity

91. Calculate the equivalent resistance between A and B

92 / 100

Category: AC Fundamental

92. An electric incandescent lamp has the power factor of –

93 / 100

Category: Basic Electricity

93. If a sine wave goes through 10 cycles in 20 μs, the period is

94 / 100

Category: Basic Electricity

94. Calculate the total resistance between the points A and B.

95 / 100

Category: Basic Electricity

95. In a _________ circuit, the total resistance is greater than the largest resistance in the circuit.

96 / 100

Category: Basic Electricity

96. Find the voltage across the 6 ohm resistor

 

97 / 100

Category: AC Fundamental

97. In an AC circuit a low value of KVAR compared with KW indicates –

98 / 100

Category: Magnetic Circuit

98. Electric field & magnetic field are interrelated and are known as –

99 / 100

Category: Basic Electricity

99. Color code for 1 ohm +-10% resistor is

100 / 100

Category: AC Fundamental

100. In a circuit containing R, L and C, power loss can take place in –

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