A. non-sinusoidal
B. sinusoidal
C. triangular
D. square
Related Mcqs:
- The presence of ozone due to corona is harmful because it________________?
A. reduces power factor
B. corrodes the material
C. gives odour
D. transfer energy to the ground
E. none of the above - The effect of corona can be detected by___________?
A. presence of ozone detected by odour
B. hissing sound
C. faint luminous glow of bluish colour
D. all of the above - The corona is considerably affected by which of the following _______________?
A. Size of the conductor
B. Shape of the conductor
C. Surface condition of the conductor
D. All of the above - There is a greater possibility of occurence of corona during______________?
A. dry weather
B. winter
C. summer heat
D. humid weather
E. none of the above - When a conductor carries more current on the surface as compared to core, it is due to___________?
A. permeability variation
B. corona
C. skin effect
D. unsymmetrical fault
E. none of the above - Series capacitors on transmission lines are of little use when the load VAR requirement is___________?
A. large
B. small
B. fluctuating
D. any of the above - Which of the following characteristics should the line supports for transmission lines possess?
A. Low cost
B. High mechanical strength
C. Longer life
D. All of the above - 310 km line is considered as_______________?
A. a long line
B. a medium line
C. a short line
D. any of the above - The phenomenon qf rise in voltage at the receiving end of the open-circuited or lightly loaded line is called the________________?
A. Seeback effect
B. Ferranti effect
C. Raman effect
D. none of the above - The minimum clearance between the ground and a 220 kV line is about_________________?
A. 4.3 m
B. 5.5 m
C. 7.0 m
D. 10.5 m
