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Exam Details

SSC JE 2019-20 Electrical Engineering PAPER 1 (10 DECEMBER 2020 EVENING SHIFT) 2020

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Questions 100
Duration 180 mins
Package AE & JE Exams - Previous Year Papers

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Difficulty distribution

Medium 64 64%
Easy 27 27%
Hard 9 9%

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Multiple Choices 100 100%

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1
PYP · Unclassified
SSC JE 2019-20 Electrical Engineering PAPER 1 (10 DECEMBER 2020 EVENING SHIFT) 2020
A power station has a maximum demand of 15000 kW. The annual load factor is 50% and plant capacity factor is 40%. Determine the plant capacity.
A
18.75 kW
B
1875 MW
C
1875 kW
D
18.75 MW
2
PYP · Unclassified
SSC JE 2019-20 Electrical Engineering PAPER 1 (10 DECEMBER 2020 EVENING SHIFT) 2020
Which of the following types of instruments is used to measure voltage only?
A
Moving-iron type.
B
Permanent magnet moving coil type.
C
Electrostatic type.
D
Induction type.
3
PYP · Unclassified
SSC JE 2019-20 Electrical Engineering PAPER 1 (10 DECEMBER 2020 EVENING SHIFT) 2020
Calculate annual bill of a consumer whose maximum demand is 100 kW, p.f. = 0.8 lagging, and load factor = 60%. The tariff used is Rs. 50 per kVA per annum of maximum demand plus 10 paise per kWh consumed.
A
Rs. 58,810
B
Rs. 65,800
C
Rs. 75,250
D
Rs. 10,550
4
PYP · Unclassified
SSC JE 2019-20 Electrical Engineering PAPER 1 (10 DECEMBER 2020 EVENING SHIFT) 2020
The area of cross-section of copper wire is 3 x 10-6 m2. It carries a current of 4.2 A . Calculate current density in the wire.
A
1.4 x 106 A/m2.
B
1.4 x 106 C/m2.
C
12.6 x 10-6 A/m2.
D
1.4 x 10-6 A/m2.
5
PYP · Unclassified
SSC JE 2019-20 Electrical Engineering PAPER 1 (10 DECEMBER 2020 EVENING SHIFT) 2020
The rate at which electrical energy is supplied to a consumer is known as:
A
Energy rate
B
Tariff
C
Rated consumption
D
Power rate
6
PYP · Unclassified
SSC JE 2019-20 Electrical Engineering PAPER 1 (10 DECEMBER 2020 EVENING SHIFT) 2020
With respect to electric heating, select the INCORRECT statement.
A
Working with electric furnaces is convenient and cool.
B
It is a clean system of heating.
C
Poor efficiency.
D
No flue gases are produced.