In case all the flux from the current in coil 1 links with coil 2, the coefficient of coupling will be
A. 2.0
B. 1.0
C. 0.5
D. Zero
Answer: Option B
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Coefficient of coupling means the amount of flux linking with the other coil means ratio between amount of flux linkages with the other coil (¢¹²) & total flux produced ¢¹, Total flux linking means ¢¹²=¢¹. ¢¹²/¢¹=1. Answer is 1
Answer: When all the flux from the current in coil 1 links with coil 2, it is called as ideal coupling and it's coefficient of coupling will be 1.
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