Window Space Factor MCQs : This section focuses on the "Window Space Factor". These Multiple Choice Questions (MCQs) should be practiced to improve the Window Space Factor skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
The area of the window depends on the window space factor.
A. true
B. false
Question 2
What does the insulation and copper of the transformer depend on?
A. current rating
B. voltage rating
C. output power
D. voltage rating and output power
Question 3
What does the window space factor depend on?
A. it depends on the core
B. it depends on the armature
C. it depends on the insulation
D. it depends on the insulation and copper
Question 4
What is the empirical formula for calculating the value of window space factor?
A. window space factor = 10 / (30+kV)
B. window space factor = 5 * (30+kV)
C. window space factor = 10 * (30+kV)
D. window space factor = 5 / (30+kV)
Question 5
What is the empirical value of window space factor, given the output is 1000kV?
A. 0.09
B. 0.9
C. 0.009
D. 0.0009
Question 6
What is the formula for the window space factor, when the output is 1000 kVA?
A. 12 / (30+kV)
B. 10 / (30+kV)
C. 9 / (30+kV)
D. 11 / (30+kV)
Question 7
What is the formula of window space factor, when the transformer rating is 20 kVA?
A. 10 / (30+kV)
B. 12 / (30+kV)
C. 8 / (30+kV)
D. 19 / (30+kV)
Question 8
What is the ratings of the transformers for using the empirical value of window space factor?
A. 50-100 kVA
B. 50-150 kVA
C. 50-200 kVA
D. 100-200 kVA
Question 9
What is the relationship of the space factor value with the large and small outputs?
A. small value for both large and small outputs
B. large values for both large and small outputs
C. large value for small output and small value for large outputs
D. small value for small output and large value for large outputs
Question 10
What is window space factor?
A. window space factor = copper area in the window – total window area
B. window space factor = copper area in the window + total window area
C. window space factor = copper area in the window * total window area
D. window space factor = copper area in the window / total window area