In direct cooled system using hydrogen both stator and rotor conductors are made____________?
Correct answer: B. hollow
- A. solid
- B. hollow
- C. perforated
- D. any ofthe above
Explanation
In direct hydrogen cooling, hydrogen must flow through the conductors to remove heat from the winding interior, so both stator and rotor conductors are made hollow. Solid conductors would only receive indirect surface cooling.
Last updated
Practise Electrical Machines
1,061 free Electrical Machines MCQs from Electrical Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Electrical Engineering questions like this
Electrical Engineering is on 2 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
Related questions
The typical value of SCR for modern alternator is____________?
If the efficiency of a machine is to be high, what should be low __________?
Which of the following does not change in a transformer ?
In a transformer the energy is conveyed from primary to secondary_________?
A transformer core is laminated to__________?