Transmission and Distribution MCQ - Electrician (Set-1) with Answers

Transmission and Distribution MCQ - Electrician (Set-1) with Answers

16) In industries, number of machines are installed in rows. In such places overhead bus system is used for distribution of electrical supply to each machine. The recommended maximum current density for aluminium bus bar is

Answer is:

118 Amps/sq.cm

17) Service connection to consumer premises is provided either through overhead or through underground cable by tapping from OH line. Service connection line should be tapped from OH line at

Answer is:

a point of support

18) What is the type of insulator used for holding the H.T. overhead conductor on straight running of poles ?

Answer is:

Pin type insulators

19) XLPE cable is one type of H.T. cable. The full form of XLPE is

Answer is:

Cross linked poly ethylene cable

20) The expansion of XLPE cable is

Answer is:

Cross-Linked Poly Ethylene Cable