A toroidal solenoid with a rectangular cross-section is wound uniformly with 480 turns. The inner radius is a=5 cm, the outer radius is b=7.5 cm, and it has a thickness of t=1 cm. What is the self-inductance of this device?

Q: An emf of 0.60 V is induced across a coil when the current through it changes uniformly from 0.30 to…

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Q: An LR circuit is hooked up to a battery which the switch initially open. The resistance in the…

A: Formula of current passing through the LR circuit is as follows: I=VsR1-e-tRL…

Q: An emf of 0.80 Vv is induced across a coil when the current through it changes uniformly from 0.30…

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Q: me h = 0.500 mm, w = 1.00 mm, and e = 3.00 mm. What is the mutual inductance (in pH) for this…

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Q: 6.0 μsμs after the switch of (Figure 1) is moved from 1 to 2, the magnetic energy stored in the…

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Q: An RL circuit has an emf source of 28 v, a 62 resistor, a 38 H inductor, and a switch. At what rate,…

A: Given:- In the RL circuit  The emf of the source voltage V = 28 V  The resistance R = 6  ohm  The…

Q: 0 μsμs after the switch of (Figure 1) is moved from aa to bb, the magnetic energy stored in the…

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Q: Problem 4: Suppose a 55 cm long, 12 cm diameter solenoid has 1000 loops. Part (a) Calculate the…

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A: In magnetic induction, emf=LdIdt This emf is equivalent to voltage applied, V=LdIdt Change in…

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Q: The time variation of the current in a 3H inductor is given by I=5+7t-7t^2, with I in amperes and t…

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Q: An emf of 9.7mV is induced in a coil while the current in a nearby coil is decreasing at a rate of…

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Q: An emf of 9.7 x 10-3 V is induced in a coil while the current in a nearby coil is decreasing at a…

A: Given that,The mutual inductance of two coils is 3.6×10-3 Hwhere, ε=9.7×10-3 Vand dIdT=2.7 A/sEmf of…

Q: An emf of 0.50 V is induced across a coil when the current through it changes uniformly from 0.20 A…

A: solution is given by

Q: Problem 2: An air-core solenoid has N = 1100 turns, d= 0.85 m length, and cross sectional area A =…

A: We are required to express the inductance of the solenoid, L, in terms of N,d and AHere, N is number…

Q: Problem 275. Two metal spheres of radius R are placed at a very large distance from each other, and…

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Q: A coiled telephone cord forms a spiral with 90.0 turns, a diameter of 1.30 cm, and an unstretched…

A: Given that,Nymber of turns (N) = 90Diameter of coiled telephone (D) = 1.30 cmRadius of of coiled…

Q: A 521-turn solenoid has a radius of 7.00 mm and an overall length of 15.0 cm. (a) What is its…

A: Given: No. of Turns (N) = 521 Radius (r) = 7 mm = 0.007 m; Length (l) = 15 cm = 0.15 m

Q: N2 EN1

A: Given: The permeability of the magnetic core is  µ= ∞ The area of the cross-section of the core is…

Q: A coiled telephone cord forms a spiral with 70.0 turns, a diameter of 1.30 cm, and an unstretched…

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Q: A conducting coil, with current i(t) = 4.00e-0.0250t sin(120at), with i in amperes and t in seconds,…

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Q: Consider a 23 mH inductor that has a resistance of 4.15 Ω. Time constant is 0.00554. If the…

A: Given that  L=23 mH R=4.15Ω Time constant τ=0.00554 s

Q: A coiled telephone cord forms a spiral with 60.0 turns, a diameter of 1.30 cm, and an unstretched…

A: Write the expression for the inductance of the solenoid.

Q: What is the energy density at the center of a circular loop of wire carrying a 26.0 A current if the…

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Q: When the 20.0 A current through an inductor is turned off in 1.50 ms, an 800 V emf is induced,…

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Q: A solenoid with a length of 10.0cm has 500 turns and a radius of .01cm. a) What is the self…

A: Length of solenoid, l=10 cm Number of turns, N=500 Current i=10.0 A Radius of coil, r=0.01 cm To…

Q: The battery terminal voltage in the figure below is E = 7.10 V and the current I reaches half its…

A: Current=8A Emf=7.10v

Q: A thin outer coating with an index of refraction n1 is placed on the outside of a lens with index of…

A: Refractive index of caoting, n1 = 1.32Refractive index of lens, n2 = 1.41Refractive index of air, n…

Q: -.0 cm Isol 2.0 cm sol (A) 20 -20 N. 2 3 -1 (s)

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Q: A solenoid of radius 3.5 cm has 580 turns and a length of 25 cm. Find its inductance. ______mH…

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Q: It has been proposed to use large inductors as energy storage devices. (a) How much electrical…

A: (a) electrical energy E=Pt=150 W24 h3600 s1 h=12.96×106 J≈13×106 J

Q: A solenoid is 10 cm long and 3 cm in diameter.  It consists of 100 turns of wire.  What is the…

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Q: An inductor in the form of a solenoid contains 410 turns and is 15.0 cm in length. A uniform rate of…

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Q: Tarik winds a small paper tube uniformly with 191 turns of thin wire to form a solenoid. The tube's…

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Q: A 506-turn solenoid has a radius of 7.80 mm and an overall length of 12.6 cm. (a) What is its…

A: Given,  Number of turns, n=506 radius =7.80 mm length =12.6 cm a.  When a coil whose length is much…

Q: A 10.00 μF capacitor C is initially charged to a voltage V of 10.00 (V). It is then connected in…

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Q: A resistor and an inductor are wired in series with an ideal battery. The inductance of the inductor…

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Q: Two coils are placed close together in a physics lab to demonstrate Faraday's law of induction. A…

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Q: The battery terminal voltage in the figure below is = 8.10 V and the current I reaches half its…

A: E = 8.10 V maximum value of current = 6 A time taken for the current to reach half the maximum value…

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: 6.43 The current in an 80-mH inductor increases from 0 to 60 mA. How much energy is stored in the…

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