AMETEK Programmable Power interview questions

The interview was telephonic followed by F2F. Interviewer had asked regarding basics of the subject and future plans. There was a session with BP Engineering after the technical round where he had asked general questions

1.assessment- i don't exactly remember the scheme. 2.technical interview- i had to give this three times. Not sure why. Each interview lasted 30mins. You explain something and they get a hint for another question and the loop continues. 3.HR interview - very basic.