Basic Electrical Engineering - Electrical Engineering (MCQ) questions and answers for Q. 9037

Q.  If the number of turns, area and current of an ac circuit is doubled then the new inductance will be
- Published on 02 Sep 15

a. Equal to the former
b. Twice of the former
c. Four times the former
d. Half of the former

ANSWER: Four times the former
 

    Discussion

  • Priyanka   -Posted on 14 Apr 19
    L1=NBA/I
    L2= 2N.B.2A/2I= 2L1
  • Shiva Kumar   -Posted on 23 Mar 19
    Ans: -

    L = MoKNA/l

    L Directly proportional to A , And turns N , Inversly proporational to the Lenth l
    So If turns and Area Doubled
    Example . 2A * 2N = 4 four times
  • archna   -Posted on 10 Oct 17
    wy ans is correct

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