An inductor that has an inductance of 15.0 H and a resistance of 30.0 Q is connected across a 100-V battery. What is the rate of increase of the current at t= 0
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- A series RL circuit includes a 8.05 V8.05 V battery, a resistance of ?=0.655 Ω, and an inductance of L=2.23 H. What is the induced emf 1.08 s after the circuit has been closed?The I vs t graph shown below is for an LR circuit without a battery. I (A) 14/ 10.5 7. 3.5 1.5 3. 4.5 6. 7.5 t(s) Determine the time constant of the LR circuit. T = If L = 10 H, determine R. R = er resistors from highest to lowThe I vs t graph shown below is for an LR circuit without a battery. 1 (A) 10+ 7.5 5. 2.5 5 10 15 20 25 t(s) Determine the time constant of the LR circuit. If L = 6 H, determine R. R =
- A loop of wire has a self-inductance of 5.5 mH. You pass a current of 9.0 Amps though the loop, and then drop the current to 0 at a contastant rate over 3.5 seconds. What is the EMF generated?An ac generator has a frequency of 9.0 kHz and a voltage of 40 V. When an inductor is connected between the terminals of this generator, the current in the inductor is 50 mA. What is the inductance of the inductor?The figure shows an LR circuit with L = 0.15 H, R = 25 Ω, and Vo = 36 V. The switch is initially open. Eight milliseconds (t = 8 ms) after the switch is closed, what is the current in the circuit and the potential difference between points a and b, Vab ?
- An ac generator has a frequency of 7.0 kHz and a voltage of 25 V. When an inductor is connected between the terminals of this generator, the current in the inductor is 30 mA. What is the inductance of the inductor?What's the self-inductance of a solenoid with 697 loops wrapped around a cylinder. The cylinder has a radius of 2.1 cm and a length of 21 cm?An inductor is connected to a 15 kHz oscillator that produces an rms voltage of 6.0 V. The peak current is 65 mA. What is the value of the inductance L?
- How many turns of wire would be required to make a 150 mH inductance out of a 20.0 cm-long air-filled coil with a diameter of 4.8 cm?A circuit consists of a 40 Ω resistor and a690 mH inductor connected in series to a 14 Vbattery. What is the value of the current when thecurrent is increasing at the rate of 7 A/s?Answer in units of A