Which of the following is the basic consideration in the design of insulation ?

Related Mcqs:

1. 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...

2. 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...

3. 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 Submitted by: Abid...

4. 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...

5. 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...

6. 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...

7. 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...

8. The design of mechanical parts is particularly important in case of __________ speed machines?

   A. low B. medium C. high D. any of the above...

9. 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...

10. 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...