A. Electrical considerations
B. Mechanical considerations
C. Thermal considerations
D. All of the above
Related Mcqs:
- The insulation between windings and grounded core and the insulation between the windings of the same phase is called__________________?
A. minor insulation
B. major insulation
C. either of the above
D. none of the above - Which of the following is the major consideration to evolve a good design ?
A. Cost
B. Durability
C. Compliance with performance criteria as laid down in specifications
D. All of the above - Which of the following is the major consideration to evolve a good design?
A. Cost
B. Durability
C. Compliance with performance criteria as laid down in specifications
D. All of the aboveSubmitted by: Abid
- cooling is the process of dissipating the armature and field winding losses to a cooling medium circulating within the winding insulation wall______________?
A. Direct
B. Indirect
C. Conventional
D. Any of the above - A practical formula for determining the thickness of insulation between low voltage and high voltage windings is__________________?
A. 1 + 0.2 kVmm
B. 2 + 0.5 kVmm
C. 4 + 0.7 kV mm
D. 5 + 0.9 kV mm - The length cf air gap to be provided in __________ is primarily determined by power factor consideration?
A. d.c. series motor .
B. d.c. shunt motor
C. induction motor
D. synchronous motor - The design of electromagnets is based upon which of the following fundamental equations ?
A. Force equation
B. Magnetic circuit equation
C. Heating equation
D. Voltage equation
E. All of the above - The design of mechanical parts is particularly important in case of __________ speed machines?
A. low
B. medium
C. high
D. any of the above - The action of electromagnetic machines can be related to which of the following basic principles __________?
A. Induction
B. Interaction
C. Alignment
D. All of the above - Which of the following is an advantage of hydrogen cooling ?
A. Increase in efficiency
B. Increase in ratings
C. Increase in life
D. Smaller size of coolers
E. All of the above
