
Electrical house wiring MCQ:
Common house wiring question and answer following below
37) Galvanized steel wire is usually used as |
a. stay wire
b. earth wire
c. structural component
d. all of the above
Ans. d
38) | HV transmission line uses |
a. pin type insulators
b. suspension insulators
c. both a and b
d. none of the above
Ans. c
39) Which of the following types of wiring is preferred for workshop lighting ? |
a. casing capping wiring
b. batten wiring
c. concealed conduit wiring
d. surface conduit wiring
Ans. c
40) As per recommendation of ISI the maximum load that can be connected in one sub circuit is |
a. 800 watts
b. 1000 watts
c. 1600 watts
d. 500 watts
Ans. a
41) | The cheapest system of internal wiring is ______ wiring |
a. cleat
b. casing capping
c. CTS or TRS
d. conduit
Ans. a
42) | A fuse is |
a. normally inserted in phase wire
b. normally inserted in neutral wire
c. never inserted in neutral wire
d. never inserted in phase wire
Ans. c
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