General questions

Discussion in 'Electrical Engineering' started by Guest, Dec 29, 2009.

  1. Guest

    Guest Guest

    Hello Friends

    Q.1 In General current in 1kva single phase transformer ?

    Q.2 if 2 conductor 1 placed in 20c temperature and
    other one placed in 100c temperature and then bring it in 20c (this process repeated about 100 times) then both conductors placed in 20c temperature and flow current in them so which give higher current?

    Q.3 which take more energy(Mechanical)to produced 160v 60hz or 220-240 50hz


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