An emf of 96.0 mV is induced in the windings of a coil when the current in a nearby coil is increasing at the rate of 1.20 A/s. What is the mutual inductance of the two coils?
Q: An emf of 0.60 V is induced across a coil when the current through it changes uniformly from 0.30 to…
A:
Q: A solenoid has a resistance of 48.0 w and an inductance of 0.150 H. If a 100 Hz voltage source is…
A: We must determine whether the voltage leads or lags the current by calculating the phase angle…
Q: A coil produces an emf of 1.50 V when the current in it changes from -12.0 mA to +32.0 mA in 4.00…
A: According to the laws of electromagnetic induction, the induced emf is given by e = L d Id t where,…
Q: en the current in one coil changes at a rate of 7.0 A/s, an emf of -9.5 x 10-3 v is induced in a…
A:
Q: What is the inductance of a coil if the coil produces an emf of 2.86 V when the current in it…
A:
Q: In the circuit shown in the figure the coil has an inductance L = 0.35 H and a resistance of 23 Ω.…
A:
Q: An emf of 0.40 V is induced across a coil when the current through it changes uniformly from 0.10 to…
A: Given that-emf= 0.40 VTime= 0.30 secChange in current from 0.60A to 0.10AEMF which is induced in the…
Q: What is the inductance of a coil in which the average emf induced is 21V when the current in the…
A:
Q: Two coils are placed close to each other. One of the coils has a current passing through it given by…
A: Inductors store energy in magnetic fields. When another inductor is placed close to an inductor the…
Q: A conducting coil, with current i(t) = 4.00e-0.0250t sin(120at), with i in amperes and t in seconds,…
A:
Q: ●Two coils, held in fixed positions, have a mutual inductance of 170 µH. What is the peak emf in one…
A: Inductors when placed close to each other will affect each other. The magnetic field generated on…
Q: A coil with a self-inductance of 2.0 H carries a current that I(1) = (2.0 A)sin 120xt. Find an…
A: Given, self inductance of coil L=2HCurrent I(t)=2sin120πt
Q: A series RL circuit includes a 4.05 V battery, a resistance of R = 0.555 Q, and an inductance of L =…
A:
Q: The current in a coil drops from 4.2 A to 2.8 A in 0.51 s. If the average emf induced in the coil is…
A: Given: The initial current in the coil is 4.2 A. The final current in the coil is 2.8 A. The time…
Q: Current in a circuit falls from 5.0 A to 0.0 A in 0.1 s. If an average emf of
A: Given: The initial current is 5.0 A. The final current is 0.0 A. The time is…
Q: n inductance of 3 H and a wire resistance of 15 Ω. How long will it take for the current to reach…
A: GivenL=3 HR=15 Ω
Q: The current in a coil changes from 3.60 A to 1.90 A in the same direction in 0.510 s. If the average…
A: Given data : Current , I1 = 3.60AI2 = 1.90A…
Q: Two coils are made using the same length of wire and the same number of turns per length, but coil A…
A: Given that, The coils are made using the same length of wire and the same number of turns per…
Q: A pair of adjacent coils has a mutual inductance of 1.5 H. If the current in one coil changes from 0…
A: Faraday gave the principles of Electromagnetic Induction which meant that change in the magnetic…
Q: A solenoid with 525 turns has a length of 5.50 cm and a cross-sectional area of 2.50 x 10 9 m2. Find…
A:
Q: n the circuit shown in the figure the coil has an inductance L = 0.33 H and a resistance of 21 Ω .…
A:
Q: The current in an inductor decreases linearly from 2 mA to zero in 4 ms. Calculate the average emf…
A:
Q: 4.30 32 3. In the circuit the emf ɛ = 21.3 volts and the inductance L= 150 mH. What will be the…
A: emf (E) = 21.3 volts L = 150 mH = 0.15 H t = 15.5 ms = 0.0155 s
Q: The current in a coil drops from 3.8 A to 1.8 A in 0.51 s. If the average emf induced in the coil is…
A:
Q: dI A coil with a self-inductance of 4.5 H carries a current that decreases at a uniform rate =…
A:
Q: The voltage across an inductor is proportional to the inductor and the derivative of the current…
A: As we know that, Voltage across Inductor is given by :…
Q: An inductor stores 775.79J of energy at a current of 3.19A. What is the inductance of the inductor?
A: Energy stored in an inductor with inductance L and carrying current I is given by E=12LI2 This…
Q: Two coils, held in fixed positions, have a mutual inductance of 225 µH. What is the peak emf in one…
A:
Q: The current in a coil changes according to the formula: I = 0.5 − 0.2 t where t is in seconds and I…
A:
Q: Two coils, 1 and 2, are separated in space, and have a fixed distance between them. When coil 2 has…
A: Given - Rate of increase of current in coil -1, di1/dt = 24.0 A/s EMF induced in coil -2 due…
Q: Measurements on a solenoid coil (inductor) at a particular instant in time indicate that the current…
A:
Q: coil has 2.55-Ω resistance and 121-mH inductance. If the current is 3.00 A and is increasing at a…
A:
Q: The magnetic flux through a coil is 2.50 mWb. The current in the coil is 1.00 A and has 100 turns…
A:
Q: Current in a circuit falls from 5.0 A to 0.0 A in 0.1 s. If an average emf of 200 V induced, give an…
A: The initial current is 5.0A, Final current is 0.0A, time taken is 0.1s, and the average emf is 200V.…
Q: An emf of 0.70 V is induced across a coil when the current through it changes uniformly from 0.45 to…
A: From Question-Emf, e=0.70 VInitial current=0.45 AFinal current= 0.55 ATime, t= 0.40 secAccording to…
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…
Step by step
Solved in 2 steps with 2 images