Saved Bookmarks
| 1. |
The 3-phase induction motor with rotor circuit open will _________(a) not run(b) run normally(c) get over heated(d) make noiseI got this question during a job interview.Enquiry is from Rotor Frequency topic in section Induction Machines of Electrical Machines |
|
Answer» RIGHT ANSWER is (a) not run For explanation I would say: It will not run because there will not be any closed PATH for the FLUX in rotor CIRCUIT of the machine to generate emf. |
|