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pushpak mitra

· started a discussion

· 1 Months ago

wrong answer (Question: 332073.0 )

you have given value 0.6 but you are using value of L as 0.8

Question:

Two coupled coils with L1 = L2 = 0.6 H have a coupling coefficient of K = 0.8. The turns-ratio N1N2 is - 

Options:
A)

4

B)

2

C)

1

D)

0.5

Solution:

Ans:(c)

  

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