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78 At time t = 0, a 12.0 V potential difference is suddenly applied to the leads of a coil of inductance 23.0 mH and a certain resistance R. At time t = 0.150 ms, the current through the induc- tor is changing at the rate of 280 A/s. Evaluate R.

78 At time t = 0, a 12.0 V potential difference is suddenly applied to the leads of a coil of inductance 23.0 mH and a certain resistance R. At time t = 0.150 ms, the current through the induc- tor is changing at the rate of 280 A/s. Evaluate R.

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For problem 78 calculate the resistance in ohms if the current in the circuit is changing at the specified rate at t= 0.380 milliseconds (5 sig figs)
**Additional Problems** **78** At time \( t = 0 \), a 12.0 V potential difference is suddenly applied to the leads of a coil of inductance 23.0 mH and a certain resistance \( R \). At time \( t = 0.150 \) ms, the current through the inductor is changing at the rate of 280 A/s. Evaluate \( R \).
Transcribed Image Text:**Additional Problems** **78** At time \( t = 0 \), a 12.0 V potential difference is suddenly applied to the leads of a coil of inductance 23.0 mH and a certain resistance \( R \). At time \( t = 0.150 \) ms, the current through the inductor is changing at the rate of 280 A/s. Evaluate \( R \).
**Question 1** For problem 30.78, calculate the resistance in ohms if the current in the circuit is changing at the specified rate at t = 0.380 milliseconds. Use 5 significant figures.
Transcribed Image Text:**Question 1** For problem 30.78, calculate the resistance in ohms if the current in the circuit is changing at the specified rate at t = 0.380 milliseconds. Use 5 significant figures.
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