A current of 3A, in one coil, causes a flux in the second coil of 2000 turns to change by `6xx10^(-4)Wb` per turns of the secondary coil. The mutual i

Question

A current of 3A, in one coil, causes a flux in the second coil of 2000 turns to change by `6xx10^(-4)Wb` per turns of the secondary coil. The mutual i

A current of 3A, in one coil, causes a flux in the second coil of 2000 turns to change by `6xx10^(-4)Wb` per turns of the secondary coil. The mutual inductance of the pair of coils is
A. 6 H
B. 2 H
C. 0.4 H
D. 4 H

Monjur Alahi

7 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - C
`nphi=MI`
`therefore M=(nphi)/(I)=(2000xx6xx10^(-4))/(3)=0.4H`

7 views Answered 2023-02-05 15:29