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Examveda

A transformer has a 1:6 turns ratio and a secondary coil load resistance of 470 Ω. The load resistance as seen by the source is

A. 1.3 Ω

B. 7.8 Ω

C. 78 Ω

D. 13 Ω

Answer: Option D

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Comments ( 5 )

  1. Ron Crawford
    Ron Crawford :
    8 months ago

    R/Kto the power2=470/36=13

  2. ABIR GARAI
    ABIR GARAI :
    11 months ago

    Solution:
    470 ÷ 6² = 470 ÷ 36= 13 Ans.

  3. Malik Muzammal
    Malik Muzammal :
    1 year ago

    How?

  4. Shivam Patil
    Shivam Patil :
    1 year ago

    Please give a solution of total mathamatil questions

  5. Shivam Patil
    Shivam Patil :
    1 year ago

    Give a solution

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