In a tap changing transformer, the tappings are provided on? Mark as favorite Copy Link primary winding secondary winding high voltage winding any of the above Check Answer
In transmission lines the cross-arms are made of? Mark as favorite Copy Link copper wood R.C.C. steel Check Answer
Besides a method of trial and error, which of the following methods is employed for solution of network problems in interconnected system? Mark as favorite Copy Link Circulating current method Thevenin's theorem Superposition of currents All of the above Check Answer
AC. S.R conductor having 7 steel stands surrounded by 25 aluminium conductors will be specified as? Mark as favorite Copy Link 25/7 7/25 50/15 15/50 Check Answer
High voltages for transmitting power is economically available from? Mark as favorite Copy Link d.c. currents a.c. currents carrier currents none of the above Check Answer
A uniformly-loaded D.C. distributor is fed at both ends with equal voltages. As compared to a similar distributor fed at one end only, the drop at the middle point is? Mark as favorite Copy Link one-fourth one-third one-half twice Check Answer
The power transmitted will be maximum when? Mark as favorite Copy Link corona losses are minimum reactance is high sending end voltage is more receiving end voltage is more Check Answer
In the design of a distributor which of the following is the major consideration? Mark as favorite Copy Link Voltage drop Current carrying capacity Frequency kVA of system Check Answer
There is a greater possibility of occurence of corona during? Mark as favorite Copy Link dry weather winter summer heat humid weather Check Answer
For which of the following, the excitation control method is satisfactory? Mark as favorite Copy Link Low voltage lines High voltage lines Short lines Long lines Check Answer