An electromagnet can be modeled as an inductor in series with a resistor. Con- sider a...
Question 20 An electromagnet can be modeled as an inductor in series with a resistor. Consider a large electromagnet of inductance L17 H and resistance R - 7.5V connected to a 19V battery and switch as in the figure below. s + E 000 L R W Find the time it takes the current to reach 95.0% of its maximum value after the switch is closed.
SerCP11 20.6.P.043. -13 points My Notes Ask Your Teaches An electromagnet can be modeled as an inductor in series with a resistor. Consider a large electromagnet of inductancee L14.0 H and resistance R 3.00 0 connected to a 12.0-V battery and switch as in the fiqure shown below. After the switch is closed, find the following (a) the maximum current carried by the electromagnet (b) the time constant of the circuit (c) the time it takes the current to reach...
Question 20 3 pts An electromagnet can be madeled as an inductor in series with a resistor. Consider algelectromagnetof inductance L-22 Hand resistance R-5V connected to a 25 V battery and switch as in the figure below. S 000 R w Find the time it takes the current to reach 95.0% of smam weer the witch is closed 14.16 sec 13.10 10.89
A circuit consists of a large electromagnet that has an inductance of 55.0 H and a resistance of 7.90 Ω, a dc 260 V power source, and an open switch - all connected in series. A. How long after the switch is closed is the current equal to 11.7 A? B. How long after the switch is closed is the current equal to 31.9 A
A 33.0-V battery with negligible internal resistance, a 49.0-Ω resistor, and a 1.25-mH inductor with negligible resistance are all connected in series with an open switch. The switch is suddenly closed. How long after closing the switch will the energy stored in the inductor reach one-half of its maximum value?
A 12.0 V battery is connected into a series circuit containing a
20.0 Ω resistor and a 2.70 H inductor.
(a)
In what time interval (in s) will the current reach 50.0% of its
final value?
s
(b)
In what time interval (in s) will the current reach 90.0% of its
final value?
s
What If? After a very long time, using a switch
like that shown in the figure below, the battery is removed and the
inductor is connected...
A 35.0-V battery with negligible internal resistance, a 50.0-Ω resistor, and a 1.25-mH inductor with negligible resistance are all connected in series with an open switch. The switch is suddenly closed. How long after closing the switch will the current through the inductor reach one-half of its maximum value? How long after closing the switch will the energy stored in the inductor reach one-half of its maximum value?
A 8.2-V battery is connected in series with a 38-mH inductor, a 150-Ω resistor, and an open switch.A 8.2-V battery is connected in series with a 38-mH inductor, a 150-Ω resistor, and an open switch. Part A What is the current in the circuit 0.110 ms after the switch is closed? unit (mA) Part B How much energy is stored in the inductor at this time? unit(micro J)
1. An RL circuit comprised of one resistor and one inductor is shown in the figure below. The resistor and inductor are connected to a source of emf with negligible internal resistance by a switch a. The emf for this circuit is 12.0 V. The resistance of the resistor is 0.35 , and the inductance of the inductor is 53 mH. For the circuit below: a. Sketch the graph of current through the inductor as a function of time after...
A 12.0-V battery is connected into a series circuit containing a 13.0-Ω resistor and a 3.00-H inductor. (a) In what time interval will the current reach 50.0% of its final value? (b) In what time interval will the current reach 90.0% of its final value?