At a given instant the current and self-induced emf in aninductor are directed as indicated in the figure below. The induced emf is 17 V and the rate of change of thecurrent is 29 kA/s. Find the inductance. 8 mmm
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A: a) The inductance of the solenoid can be obtained as L=μ∘N2AlSubstituting the given values :L=(4π x…
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Q: Find the induced emf when the current in a 43.1 mH inductor increases from 0 to 529 mA in 17.0 ms.
A: Given data, Inductance L=43.1 mH Time t=17 ms Current 0 to 529 mA
Q: What is the inductance of a coil in which the average emf induced is 21V when the current in the…
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Q: How much of a change in current over time would produce a self-induced EMF of 6.00V in a 10µH…
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Q: How fast can the 150 A current through a 0.250 H inductor be shut off if the induced emf cannot…
A: Given: Current, i = 150 A inductance, L = 0.25 H Voltage, V = 75 V
Q: a) Calculate the self-inductance (in mH) of a 49.0 cm long, 10.0 cm diameter solenoid having 1000…
A: Length of the solenoid () = 49.0 cm = 0.49 mDiameter of the solenoid () = 10.0 cm = 0.1 mNumber of…
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A: Given: R = 97 Ω Time constant τ = 9 ms Current after 4.5 ms of closing the switch, I = 0.05 A We…
Q: Find the energy stored in a 6.8-mH inductor when the current is 3.7 A.
A: Given, Inductance(L) = 6.8*10-3 Current(I) = 3.7 Ampere
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Q: inductor: € == dI dt Lenz's Law: The induced EMF will fight the change in current through an - Ld…
A: Since you posted two questions, we will solve only first question and for the solutions of other…
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Q: A solenoid with 485 turns has a length of 5.00 cm and a cross-sectional area of 2.90 X 10-9 m2. Find…
A: Given that:-Total turns of solenoid, N=485Total length of solenoid, l=5 cm=0.05mμ0=4π×10-7…
Q: How fast can the 160 A current through a 0.260 H inductor be shut off if the induced emf cannot…
A: Current , I = 160 A Inductor , L = 0.26 H Induced emf = 73 V To find = Time taken
Q: a) Calculate the self-inductance (in mH) of a 54.0 cm long, 10.0 cm diameter solenoid having 1000…
A: Length of the solenoid () = 54.0 cm = 0.54 mDiameter of the solenoid () = 10.0 cm = 0.1 mNumber of…
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Q: An LC circuit like the one in the figure below contains an 60.0 mH inductor and a 25.0 µF capacitor…
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Q: How fast can the 160 A current through a 0.230 H inductor be shut off if the induced emf cannot…
A: Given: current=160 A inductor=0.230 H Formula used: V=-Ididt
Q: ) What is the inductance of a coil if it produces an emf of 8.5V when the current in it changes…
A: Given: The induced emf is 8.5 V. The initial current is -20 mA. The final current is 24 mA. The time…
Q: Consider the RL circuit shown in the figure, where R = 19.8 Q. The switch S is closed at t = 0. At t…
A: Given, R = 19.8 Ωswitch is closed at t = 0 sec, at t = 3.00 ms I = 96.3% of Io
Q: The current in an inductor L = 250 mH varies according to I = 3.8 sin(80t) A. Find: a) the induced…
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Q: For the circuit shown in the figure below, AV = 97.0 V, w = 65.0m rad/s, and L = 70.0 mH. Calculate…
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- The current in a 62 mH inductor changes with time as I = bt- at. With a = 6 A/s and b = the magnitude of the induced emf, E, at 6 A/s, find t = 0.7 s. Answer in units of V. At what time is the emf zero?TAKE UR TIME PLEASEAn inductor consists of 100 turns of wire tightly wound about an insulating core. It is attached to a power supply and when the current through it is increased from 0 to 5 A in 3, s an induced emf of 5 V is measured. Find the inductance of this device and the magnetic flux and the energy stored in the magnetic field when the current is held steady at 5 A.
- 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?What is the inductance of a coil in which the average emf induced is 21V when the current in the coils increases from 3A to 10A in 2 s?For the circuit shown in the figure below, AVmax = 61.0 V, w = 65.0n rad/s, and L = 70.0 mH. Calculate the current in the inductor at t = 15.0 ms. AV, max sin wt ell
- How fast can the 155 A current through a 0.220 H inductor be shut off if the induced emf cannot exceed 70.0 V?__________ sTwo solenoids are part of the spark coil of an automobile. When the current in one solenoid falls from 6.0 A to zero in 2.5 ms, an emf of 30 kV is induced in the other solenoid. What is the mutual inductance Mof the solenoids?The self-inductance of the circuit in the figure below is 1.10 10-7 H. Find the back emf when the current is increasing at the rate of 2.11 107 A/s.
- Two coils are placed close together in a physics lab to demonstrate Faraday's law of induction. A current of 4.90 A in one is switched off in 1.40 ms, inducing a 7.90 V emf in the other. What is their mutual inductance?A 19.0 mH inductor, an 6.00 Ω resistor, and a 9.00 V battery are connected in series. The switch is closed at t = 0. ( h) What is the maximum energy stored in the inductor?