SSC JE Electrical / Mock Test Series : 1

Topic : Mixed Technical (Electrical Engg.)

No. of Question : 100

Type : MCQ

Time : 60 Minutes

0%
532

1 hours

1 hours


Created on By Pranab Kumar ChandraElectrical Notebook

SSC JE Electrical / Mock Test Series : 1

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. The RMS value of a sine wave is 100 A. Its peak value is –

2 / 100

Category: Magnetic Circuit

2. The induced E.M.F. and current always oppose the cause of producing them is according to which law?

3 / 100

Category: Transformer

3. Transformer core are laminated in order to reduce –

4 / 100

Category: AC Fundamental

4. The energy stored by a capacitor is given by –

5 / 100

Category: AC Fundamental

5. RMS value can be defined based on which of the following? –

6 / 100

Category: Basic Electricity

6. What is the voltage measured across a series short?
a) b)  c)  d) 

7 / 100

Category: Basic Electricity

7. Which, among the following is a unit for resistivity?

8 / 100

Category: AC Fundamental

8. RMS value can be defined based on which of the following? –

9 / 100

Category: Magnetic Circuit

9. Magnetic field strength is

10 / 100

Category: Basic Electricity

10. The Inductor doesn’t allow sudden changes in

11 / 100

Category: Basic Electricity

11. What is the relation between resistance R and resistivity ρ of a wire ?

12 / 100

Category: AC Fundamental

12. Real part and imaginary part of admittance are respectively –

13 / 100

Category: Basic Electricity

13. What is the RMS value of the current if the maximum value of sine wave current is 100 A?

14 / 100

Category: Magnetic Circuit

14. Strength of the electromagnet can be increased by increasing –

15 / 100

Category: Basic Electricity

15. Which is the most cost efficient connection?

16 / 100

Category: Basic Electricity

16. Unit of resistivity is

17 / 100

Category: AC Fundamental

17. The square waveform of current has following relation between R.M.S. value and average value –

18 / 100

Category: Basic Electricity

18. Voltage across the 60 ohm resistor is______

 

19 / 100

Category: Basic Electricity

19. One sine wave has a positive-going zero crossing at 15° and another sine wave has a positive-going zero crossing at 55°. The phase angle between the two waveforms is

20 / 100

Category: AC Fundamental

20. Unit of impedance is

21 / 100

Category: Basic Electricity

21. Materials which easily allow the passage of electric current are known as ______

22 / 100

Category: Basic Electricity

22. Three nos 6-ohm resistances are connected in delta. Value of resistances if connected in star – 

23 / 100

Category: Basic Electricity

23. The instantaneous value is the voltage or current value of a waveform at its peak

24 / 100

Category: Basic Electricity

24. The energy per unit charge is

25 / 100

Category: Basic Electricity

25. What is the relation between resistance R and resistivity ρ of a wire ?

26 / 100

Category: DC Machines

26. The direction of rotation of a dc motor is found out by

27 / 100

Category: Magnetic Circuit

27. Which rule do we use to predict the direction of movement of a current carrying wire in a magnetic field?

28 / 100

Category: Magnetic Circuit

28. S.I unit of Reluctance-

29 / 100

Category: Magnetic Circuit

29. Magnetic field is proportional to the –

30 / 100

Category: Magnetic Circuit

30. Magnetic field has -

31 / 100

Category: Magnetic Circuit

31. Magnetic lines of forces –

32 / 100

Category: Basic Electricity

32. Three lamps are connected in parallel across the voltage source. What happen if one lamp will burn out? –

33 / 100

Category: Basic Electricity

33. The current in each branch of a parallel circuit is proportional to _________

34 / 100

Category: Circuit Theory & Network

34. Which of the following will not be affected due to change in R?

35 / 100

Category: Magnetic Circuit

35. When a permanent magnet is cut half what will be the result?

36 / 100

Category: Basic Electricity

36. The units for inductance is _________ and capacitance is ___________

37 / 100

Category: Basic Electricity

37. The flow of electron in solids is due to –

38 / 100

Category: AC Fundamental

38. Reactive power is the product of

39 / 100

Category: Basic Electricity

39. The capacitor doesn’t allow sudden changes in

40 / 100

Category: AC Fundamental

40. Sparking may occurs when a load is switched off due to the presence of –

41 / 100

Category: Basic Electricity

41. Periodic is characterized by a repetition at fixed time intervals

42 / 100

Category: Basic Electricity

42. The currents in the three branches of a parallel circuit are 3 A, 4 A and 5 A. What is the current leaving it?

43 / 100

Category: AC Fundamental

43. The power factor of an AC circuit lies between –

44 / 100

Category: Basic Electricity

44. The insulating medium between the two plates of capacitor is known as __________

45 / 100

Category: Basic Electricity

45. Three lamps are connected in parallel across the voltage source. What happen if one lamp will burn out? –

46 / 100

Category: Basic Electricity

46. S.I unit of conductance is –

47 / 100

Category: Magnetic Circuit

47. Statically induced E.M.F’s magnitude depends on the –

48 / 100

Category: AC Fundamental

48. The power factor of an ordinary electric bulb is

49 / 100

Category: DC Machines

49. Which DC motor is preferred for wide range of speed regulation?

50 / 100

Category: AC Machines & Transformer

50. Transformer is a

51 / 100

Category: Basic Electricity

51. To obtain a high value of capacitance, the permittivity of dielectric medium should be –

52 / 100

Category: Basic Electricity

52. The voltage across the open circuit is?

53 / 100

Category: AC Fundamental

53. The frequency of an AC voltage in India, is–

54 / 100

Category: Basic Electricity

54. The total resistance between A and B are?

55 / 100

Category: Magnetic Circuit

55. Which is the property of a coil by which a counter E.M.F is induced when the current through the coil changes?

56 / 100

Category: Basic Electricity

56. Which of the following statements are true with regard to resistance?

57 / 100

Category: Basic Electricity

57. S.I unit of Power is –

58 / 100

Category: Magnetic Circuit

58. The unit of magnetic flux is –

59 / 100

Category: Basic Electricity

59. The duty cycle of a pulse waveform with a pulse width of 10 µs and a period of 100 µs is 25%.

60 / 100

Category: DC Machines

60. Principle of dynamically induced E.M.F is used in a –

61 / 100

Category: AC Fundamental

61. The most important advantage of using electrical energy in the form of a AC is –

62 / 100

Category: Magnetic Circuit

62. What is the power in the magnetic field if the current in a coil has a constant inductance of L henrys grows at a uniform rate?

63 / 100

Category: DC Machines

63. Which of the following is used to determine the direction of rotation of D.C motor?

64 / 100

Category: Basic Electricity

64. The average half-cycle value of a sine wave with a 40 V peak is

65 / 100

Category: Basic Electricity

65. Many resistors connected in series will?

66 / 100

Category: Circuit Theory & Network

66. The component of current which is in quadrature with supply voltage, is –

67 / 100

Category: Magnetic Circuit

67. Which of the following is unit less?

68 / 100

Category: Basic Electricity

68. The expression for energy of an inductor

69 / 100

Category: Magnetic Circuit

69. Magnetic circuit is a closed path followed by –

70 / 100

Category: Magnetic Circuit

70. The principle of electromagnetic induction was propounded by

71 / 100

Category: Basic Electricity

71. The voltage across the short is?

72 / 100

Category: AC Fundamental

72. The power factor of practical inductor is

73 / 100

Category: Basic Electricity

73. When a sine wave has a frequency of 100 Hz in 12 s it goes through

74 / 100

Category: AC Fundamental

74. RMS value can be defined based on which of the following? –

75 / 100

Category: Magnetic Circuit

75. Paramagnetic materials are –

76 / 100

Category: Basic Electricity

76. When an alternating current passes through an Ohmic resistance the electrical power converted into heat is –

77 / 100

Category: Basic Electricity

77. Resistance of any circuit depends on –

78 / 100

Category: AC Fundamental

78. The equation for instantaneous value of alternating current is, then time period will be –

79 / 100

Category: Basic Electricity

79. The resistance of straight conductor is independent of-

80 / 100

Category: AC Fundamental

80. The form factor for a sinusoidal a.c. voltage is – 

81 / 100

Category: AC Fundamental

81. The frequency of an AC voltage,e= 100 cos 314t , will be –

82 / 100

Category: Basic Electricity

82. The formula used to find the capacitance C is __________

83 / 100

Category: Magnetic Circuit

83. Unit of magnetic flux density is in S.I.

84 / 100

Category: Basic Electricity

84. The reciprocal of resistivity is________

85 / 100

Category: Basic Electricity

85. What is the value of x if the current in the circuit is 5 A?

 

86 / 100

Category: Basic Electricity

86. The unit of frequency is the hertz

87 / 100

Category: AC Fundamental

87. The frequency of an alternating current is –

88 / 100

Category: Basic Electricity

88. Which of the following statements are true with regard to resistivity?

89 / 100

Category: Basic Electricity

89. Three lamps are connected in parallel across the voltage source. What happen if one lamp will burn out?

90 / 100

Category: AC Fundamental

90. Two waves of the same frequency have opposite phase when the phase angle between them is –

91 / 100

Category: Magnetic Circuit

91. The reciprocal of permeability is –

92 / 100

Category: AC Machines & Transformer

92. With the star delta starter the voltage across the motor winding at starting is – 

93 / 100

Category: AC Fundamental

93. The peak value of a sine wave is 200 V. Its average value is –

94 / 100

Category: AC Fundamental

94. The length of a phasor represents the amplitude

95 / 100

Category: AC Fundamental

95. The alternative name/names for active power is/are –

96 / 100

Category: Basic Electricity

96. What is the resistivity of Copper?

97 / 100

Category: DC Machines

97. The direction of rotation of a dc generator is found out by

98 / 100

Category: Basic Electricity

98. What happens to the current in the series circuit if the resistance is doubled?

99 / 100

Category: Circuit Theory & Network

99. What will be the Q-factor of a circuit, if power factor is 0.9?

100 / 100

Category: Magnetic Circuit

100. Magnetic lines of forces –

Your score is

The average score is 29%

0%

Leave a Comment

Your email address will not be published. Required fields are marked *

Free Mock Test Series on SSC JE Electrical. Test yourself Now!

X

You cannot copy content of this page

error

Enjoy this blog? Please spread the word :)