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SSC JE 2017: Power System Rankers Quiz 1
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Question 1
The effect of increase in temperature of overhead line is to
Question 2
Corona effect can be reduced by
Question 3
Which of the distribution system is used for balanced loads?
Question 4
A 3-phase transmission line operating at 10 kV has a resistance of 
. The percentage resistance of the line at 10,000 kVA base is
. The percentage resistance of the line at 10,000 kVA base is Question 5
A symmetrical fault occurs on a power system. The percentage reactance of the system on 2500 base kVA is 25%. If the full-load current corresponding to base kVA is 20A, then short-circuit current is
Question 6
A 1000 kVA transformer has a reactance of 5%. Its reactance at 2000 kVA base is
Question 7
In the interconnected system, the reserve capacity of the system
Question 8
The most reliable distribution system is
Question 9
When transmission voltage is increased, the line losses are
Question 10
A thermal power station has a boiler efficiency of 85% and turbine efficiency of 90%. The thermal efficiency of the station is
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Jun 16ESE & GATE EE
