Testing and Commissioning of Electrical Equipments (2180901) MCQs

MCQs of Transmission line

Showing 31 to 40 out of 78 Questions
31.
Why Reinforced Concrete (RCC) Poles are manufactured at the site ?
(a) to reduced transportation cost
(b) quick delivery
(c) increase strength
(d) All of these
Answer:

Option (a)

32.
Which of the following is used in HT Transmission line?
(a) Wooden Poles
(b) Steel (Tubular) Poles
(c) Reinforced Concrete (RCC) Poles
(d) Steel Tower
Answer:

Option (d)

33.
The average hight for HT Transmission line (Steel Tower) is
(a) 100 - 300 m
(b) 40 - 50 m
(c) 50 - 80 m
(d) 80 - 100 m
Answer:

Option (a)

34.
Single circuit, double circuit, narrow/broad base single circuit and Cast head single circuit with two/four sub conductor are the type of ______________
(a) LT Poles
(b) HT Transmission Line (Steel Tower)
(c) LT Conductor
(d) HT Conductor
Answer:

Option (b)

35.
What are the advantages of Steel tower w.r.t. Reinforced Concrete (RCC) Poles?
(a) Higher Strength, span and life
(b) Less weight and maintenance
(c) assemble at site
(d) All of these
Answer:

Option (d)

36.
Main disadvantages of Steel Tower
(a) so many fitting
(b) erection cost is high
(c) expert team required for fitting
(d) All of these
Answer:

Option (d)

37.
Steel Towers are used for 0.415
(a) 0.230 - 0.415 kV
(b) 0.415 - 11 kV
(c) 11 - 33 kV
(d) 33 - 765 kV
Answer:

Option (d)

38.
Manual method, Derrick method, Dead man method and tower erection are the method of
(a) Pole erection
(b) Underground System
(c) transmission tower testing
(d) Transmission conductor erection
Answer:

Option (a)

39.
Which of the following insulation material is/are generally used in transmission and distribution lines?
(a) Porcelain
(b) Glass
(c) Stelite
(d) All of these
Answer:

Option (d)

40.
Pin, Suspension, Disc, Strain, Shackle and Stay are the type of ______________.
(a) Transmission/distribution line INSULATOR
(b) Transmission/distribution line TOWER
(c) Transmission/distribution line CONDUCTOR
(d) Transmission/distribution line BASE
Answer:

Option (a)

Showing 31 to 40 out of 78 Questions