Computer Programming MCQs — Test 9
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Question 1
The material commonly used for sheaths of underground cables is______________?
Question 2
The minimum clearance between the ground and a 220 kV line is about_________________?
Question 3
The spacing between phase conductors of a 220 kV line is approximately equal to________________?
Question 4
Transmitted power remaining the same, if supply voltage of a D.C. 2-wire feeder is increased 100 percent, saving in copper is____________________?
Question 5
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______________?
Question 6
As compared to a 2-wire D.C. distributor, a 3-wire distributor with same maximum voltage to earth uses only__________________?
Question 7
Which of the following is usually not the generating voltage ?
Question 8
For an overhead line, the surge impedance is taken as________________?
Question 9
The presence of ozone due to corona is harmful because it________________?
Question 10
A feeder, in a transmission system, feeds power to________________?