A. alloy steel
B. stainless steel
C. mild steel
D. high speed steel
E. all of the above
Related Mcqs:
- In AC.S.R. conductors, the insulation between aluminium and steel conductors is_________?
A. insulin
B. bitumen
C. varnish
D. no insulation is required - In aluminium conductors, steel core is provided to____________?
A. compensate for skin effect
B. neutralise proximity effect
C. reduce line inductance
D. increase the tensile strength - The use of strain type insulators is made where the conductors are__________?
A. dead ended
B. at intermediate anchor towers
C. any of the above
D. none of the above - _______________are the conductors, which connect the consumer’s terminals to the distribution?
A. Distributors
B. Service mains
C. Feeders
D. None of the above - If variable part of annual cost on account of interest and depreciation on the capital outlay is equal to the annual cost of electrical energy wasted in the conductors, the total annual cost will be minimum and the corresponding size of conductor will be most economical. This statement is known as___________________?
A. Kelvin’s law
B. Ohm’s law
C. Kirchhoffs law
D. Faraday’s law
E. none of the above - The spacing between phase conductors of a 220 kV line is approximately equal to________________?
A. 2 m
B. 3.5 m
C. 6 m
D. 8.5 m - Galvanised steel wire is generally used as______________?
A. stay wire
B. earth wire
C. structural components
D. all of the above - In a substation the following equipment is not installed?
A. exciters
B. series capacitors
C. shunt reactors
D. voltatre transformers - In the analysis of which of the following lines shunt capacitance is neglected?
A. Short transmission lines
B. Medium transmission lines
C. Long transmission lines
D. Medium as well as long transmission lines - 310 km line is considered as_______________?
A. a long line
B. a medium line
C. a short line
D. any of the above
