1000+ Electrical Engineering Machine Design MCQ Questions - 1
Question: 1
Power transformers should be designed to have maximum efficiency
(A) at or near full load
(B) at one half load
(C) at one fourth load
(D) any of the above
Ans: A
at or near full load
Question: 2
The high voltage winding is usually which of the following type?
(A) continuous disc type winding with rectangular conductors
(B) cross over winding with either circular or small rectangular conductors
(C) cylindrical winding with circular conductors
(D) all of the above types
Ans: D
all of the above types
Question: 3
In a D.C. machine the current per brush arm should not be more than
(A) 100 A
(B) 200 A
(C) 300 A
(D) 400 A
Ans: D
400 A/p>
Question: 4
Flame proof motors are used in
(A) explosive atmosphere
(B) moisture free atmosphere
(C) dust free atmosphere
(D) moisture and dust free atmosphere
Ans: A
explosive atmosphere
Question: 5
Turbo alternators have
(A) short diameter and great axial lengths
(B) short diameters and narrow axial lengths
(C) large diameters and narrow axial lengths
(D) large diameters and great axial lengths
Ans: A
short diameter and great axial lengths
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