Question
The inductance of a certain moving- iron ammeter is expressed as L = 10 + 3θ – \(\frac{θ^2}{4}\) μH, where θ is the deflection in radian from the zero position. The control spring torque is 25 × 10⁻⁶ Nm/rad. The meter carries a current of 5 A. What is the deflection?
Answer: Option C
Answer: (c).1.2
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Answer: (c).1.2
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