Design Electrical Machines Overall Dimensions 1 Online Exam Quiz
Design Electrical Machines Overall Dimensions 1 GK Quiz. Question and Answers related to Design Electrical Machines Overall Dimensions 1. MCQ (Multiple Choice Questions with answers about Design Electrical Machines Overall Dimensions 1
What is the formula for the net cross sectional area of the core of the transformer?
Options
A : cross sectional area = voltage per turn * 4.44 * frequency * magnetic field
B : cross sectional area = voltage per turn / 4.44 * frequency * magnetic field
C : cross sectional area = voltage per turn * 4.44 / frequency * magnetic field
D : cross sectional area = voltage per turn * 4.44 * frequency / magnetic field
What is the formula for the diameter of the single phase core type transformer?
Options
A : D = diameter of circumscribing circle + Width of window
B : D = diameter of circumscribing circle – Width of window
C : D = diameter of circumscribing circle * Width of window
D : D = diameter of circumscribing circle / Width of window
What is the formula for the diameter of the circumscribing circle of the transformer?
Options
A : diameter of the circumscribing circle = 2*square root of ratio of cross sectional area of the core to the space factor
B : diameter of the circumscribing circle = 3*square root of ratio of cross sectional area of the core to the space factor
C : diameter of the circumscribing circle = square root of ratio of cross sectional area of the core to the space factor
D : diameter of the circumscribing circle = 4*square root of ratio of cross sectional area of the core to the space factor
What is the formula for height of the single phase core type transformer?
Options
A : height = height of the window – height of the yoke
B : height = height of the window + height of the yoke
C : height = height of the window – (2*height of the yoke)
D : height = height of the window + (2*height of the yoke)
What is the height of the single phase shell type transformer?
Options
A : height = height of window + width of the largest stamping
B : height = 2*height of window + width of the largest stamping
C : height = height of window + 2* width of the largest stamping
D : height = height of window – width of the largest stamping
What is the formula for the height of the window?
Options
A : height of window = area of window * width of the window
B : height of window = area of window + width of the window
C : height of window = area of window – width of the window
D : height of window = area of window / width of the window
The formula for single phase core type and three phase core type diameter and height are same.
Options
A : true
B : false
C :
D :
The range of the ratio of the height of the window to the width of the window is 2-4.
Options
A : true
B : false
C :
D :
What is the formula to calculate the voltage per turn of the transformer?
Options
A : voltage per turn = space factor * square root of output power
B : voltage per turn = space factor / square root of output power
C : voltage per turn = space factor / square root of output power
D : voltage per turn = space factor * 2*square root of output power
What is the formula for the width of the single phase shell type transformer?
Options
A : width = 2*Width of the window + width of the largest stamping
B : width = Width of the window + 4*width of the largest stamping
C : width = Width of the window + width of the largest stamping
D : width = 2*Width of the window + 4*width of the largest stamping
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