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JE 2019 || Day 30 || Estimation & Costing Quiz 3
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Question 1
Supplier’s fuse, which is provided in domestic wiring system is
Question 2
To prevent the decaying owing to snow and rain, the wooden poles are protected by _________ cap at the top.
A) Aluminium
B) Zinc
C) Cement
A) Aluminium
B) Zinc
C) Cement
Question 3
Which among these is a method of wiring?
A) Joint box
B) Tee system
C) Loop in system
A) Joint box
B) Tee system
C) Loop in system
Question 4
What is the factor of safety used for current ratings in a power installation?
Question 5
What type of earthing is used by transmission lines?
Question 6
Balanced earth-fault protection is generally provided for
Question 7
The ground wires are placed………………..the line conductors.
Question 8
For the proper protection of power system, the operating time of a relay should be
Question 9
Overheating of a transformer may be due to
Question 10
The arc voltage in a circuit breaker
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ESE & GATE EEGeneralFeb 17ESE & GATE EE