Design Electrical Machines Design Principles Online Exam Quiz
Design Electrical Machines Design Principles GK Quiz. Question and Answers related to Design Electrical Machines Design Principles. MCQ (Multiple Choice Questions with answers about Design Electrical Machines Design Principles
What is the value of the rated secondary current?
Options
A : 1 A
B : 2 A
C : 3 A
D : 5 A
How many design principles are present in the current transformers?
Options
A : 2
B : 3
C : 4
D : 5
What is the rating of the primary current in the current transformer?
Options
A : 200 A
B : 300 A
C : 400 A
D : 500 A
How many classifications are the magnetic alloys used in the current transformers classified into?
Options
A : 3
B : 2
C : 4
D : 5
What should be done in order to reduce the errors in the core?
Options
A : armature mmf is to kept low
B : field mmf to be kept high
C : the exciting mmf is to be kept low
D : the field mmf is to be kept high
What are the disadvantages of the low rated secondary current transformer?
Options
A : high cost
B : high voltages
C : high voltages or high cost
D : high voltages and high cost
What should the magnetic path be in order to reduce the core reluctance?
Options
A : length of the magnetic path in core should be low
B : length of the magnetic path in core should be medium
C : length of the magnetic path in core should be high
D : length of the magnetic path in core should be very high
What is the material used in the transformer when the transformer errors should be small?
Options
A : mumetal cores
B : steel cores
C : permender cores
D : presshamn cores
What is the ideal condition with respect to the primary current rating?
Options
A : ratio of secondary mmf to primary mmf should be high
B : ratio of secondary mmf to primary mmf should be low
C : ratio of excitation mmf to primary mmf should be high
D : ratio of excitation mmf to primary mmf should be low
What type of core is employed when the performance standard required is not so high?
Options
A : rectangular strips
B : c-shaped sections
C : rectangular strips or c-shaped sections
D : rectangular strips and c-shaped sections
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