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The relationship between inductance of moving iron ammeter, the current and the position of pointer is as follows: Reading (A) Deflection (degree) Inductance (pH)

The relationship between inductance of moving iron ammeter, the current and the position of pointer is as follows: Reading (A) Deflection (degree) Inductance (pH) Calculate the deflecting torque and the spring constant when the current is 1.5A? 1.2 1.4 1.6 1.8 36.5 49.5 61.5 74.5 575.2 576.5 577.8 578.8

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