Electrical Measurements Design Features Current Transformers Online Exam Quiz
Electrical Measurements Design Features Current Transformers GK Quiz. Question and Answers related to Electrical Measurements Design Features Current Transformers. MCQ (Multiple Choice Questions with answers about Electrical Measurements Design Features Current Transformers
In a 1000/5 A C.T., the number of secondary turns would be ________
Options
A : 200
B : 199 or 198
C : 5
D : 1000
Secondary and primary windings consist of ________
Options
A : copper turns
B : 14 S.W.G copper wire and copper strip respectively
C : iron coils wound around
D : laminations
In a shell type of core, the windings are ________
Options
A : in the form of the shell
B : shorted with the primary windings
C : not wound
D : placed on the central limb
The secondary leakage reactance of a C.T. ____________
Options
A : increases its ratio error
B : decreases its ratio error
C : has no effect on its ratio error
D : increases the impedance of the circuit
Mumetal has ________
Options
A : low permeability, high loss
B : high permeability, medium loss
C : medium permeability, high loss
D : high permeability, low loss
Perminder has __________
Options
A : medium saturation point of permeability
B : low saturation point of permeability
C : no saturation point of permeability
D : high saturation point of permeability
In the ring type of core, the secondary winding is ________
Options
A : non-uniformly distributed over the core
B : shorted with the primary winding
C : uniformly distributed over the core
D : connected in the form of a ring
The windings of a C.T. are ________
Options
A : tied together
B : shorted
C : wound over one another
D : grounded
Turns compensation is used to obtain ________
Options
A : to compensate the turns
B : to equalise the turns on the windings
C : to protect the equipment
D : transformation ratio equal to nominal ratio
What is the effect of reducing the secondary turns in a C.T. by 1%?
Options
A : transformation ratio reduces by the same value
B : no effect
C : nominal ratio increase by the same value
D : secondary current increases by the same value
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