A solenoid having an inductance of 9.23 µH is connected in series with a 1.65 kQ resistor. (a) If a 12.0 V battery is connected across thepair, how long will it take in seconds for the current through the resistor to reach 70.3% of its final value? (b) What is the currentthrough the resistor at a time t = 1.00τ?(a) Number(b) NumberUnitsUnits>

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Answered: A solenoid having an inductance of 9.23…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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A solenoid having an inductance of 8.53 μH is connected in series with a 1.72 kΩ resistor. (a) If a 20.0 V battery is connected across the pair, how long will it take in seconds for the current through the resistor to reach 89.8% of its final value? (b) What is the current through the resistor at a time t = 1.00τL?
An initially uncharged capacitor with a capacitance of C = 5.00 µF is connected in series with a resistor with a resistance of R = 4.5 k. If this series combination of circuit elements is attached to an ideal battery with an emf of Ɛ = 450 V by means of a switch S that is closed at time t = 0, then answer the following questions. (a) What is the time constant of this circuit? (b) How long will it take for the capacitor to reach 75% of its final charge? (c) What is the final charge on the capacitor?
An array of solar panels produces 8.65 A of direct current at a potential difference of 148 V. The current flows into an inverter that produces 60-Hz alternating current with Vmax = 84.8 V and Imax = 14.7 A. What is the power efficiency of the converter? O 48.7% O 97.4% O 68.9% O 205%
A 2.2 Henry inductor and a 177Ω resistor are connected in series with a 24V battery. A long time later the battery is removed from the circuit and replaced with a conducting wire so the inductor is in series with the resistor. After 10.716 ms have gone by what is the magnitude of the current through the resistor in mA?
7 A Z S 30 H command 9. An electric power station that operates at 35 kV and uses a 10:1 step-up ideal transformer is producing 34 MW (Mega- Watt) of power that is to be sent to a big city which is located 300 km away with only 2.5% loss. Each of the two wires are made of copper (resistivity = 1.72 x 10-22.m). What is the diameter of the wires? X 0.85 cm x E 30 R 5 T 6 DEL LL B MacBook Air H N 8 J D 1 M ( 9 K MOSISO A P - command ? option
Suppose the emf of the battery in the circuit varies with time t so that the current is given by i(t) 3.0 + 5.0t, where i is in amperes and t is in seconds.Take R = 4.0 ohm and L = 6.0 H, and find an expression for the battery emf as a function of t. (Hint: Apply the loop rule.)
An electric power station that operates at 15 kV and uses a 20:1 step-up ideal transformer is producing 370 MW (Mega-Watt) of power that is to be sent to a big city which is located 240 km away with only 2.5% loss. Each of the two wires are made of copper (resistivity = 1.68×10−81.68×10−8 Ω.m). What is the diameter of the wires?
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 low
A 10KN resistor is connected in series with a capacitor which has a capacity of 1µF and a battery with emf 10.0V. Before the switch is closed at time t = 0, the capacitor is uncharged. (a) Define the time constant and show that the unit of time constant is the unit of time. Note that, the time constant is given by 1 = RC. Find the value of the time constant for this circuit. (b) Sketch the behavior of current while this charging process. Explain the mechanism of this behavior.
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?
A series circuit consisting of a 9-volt battery, 150-ohm resistor and a 400-micro henry inductor is open at t = 0 sec. Determine the charging current t = 2 microseconds after the circuit is closed. Assume the inductor is initially uncharged. 31.658 milliAmperes O 41.658 milliAmperes O 11.658 milliAmperes O 21.658 milliAmperes
Time t < 0, the circuit is in DC Steady State. The switch is opened instantly at time t=0. When t<0, I₂ = 7 A, and I₃ = 9 A. R₁ = 5 Ω, R₂ = 4 Ω, and R₃ = 4 Ω. The solution for I₂ is I2 = I 0 e^ − R t / L. With several resistors in the circuit, the question is, what resistance do we use for R? Answer this question (in Ohms).

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