A rectangular toroid with inner radius R1 = 7.0 cm, outer radius R2 = 9.0 cm , height h = 3.0 , and N = 3000 turns is filled with an iron core of magneticsusceptibility 5.2 × 103 . (a) What is the self-inductance of the toroid? (b) If the current through the toroid is 2.0 A, what is the magnetic field at the center of the core? (c) For this same 2.0-A current, what is the effective surface current formed by the aligned atomic current loops in the iron core?

Q: An alternating-current electric motor includes a thin, hollow, cylindrical spool (similar to a ring)…

A:

Q: The average flux path length of the core given in the figure is 50 cm. The length of the air gap is…

A: Given: The length of the core is l=50 cm. The length of the air gap is g=0.05 cm. The cross…

Q: A circular coil has a 11.2 cm radius and consists of 29.0 closely wound turns of wire. An externally…

A: ϕ=NABcosθ=NπR2Bcosθ=29π0.112 m22.78 mT10-3 T1 mTcos0°=9.97×10-3 T·m2

Q: A toroid of rectangular cross-section has height h = 0.0262 m, inner radius r₁ = 0.0223 m and outer…

A:

Q: A circular coil has a 10.0 cm radius and consists of 50.0 closely wound turns of wire. An externally…

A: Solution:-Given thatRadius of circular coil (r)=10 cm=0.1 mNumber of turns (N)=50Magnetic field…

Q: Suppose that a rectangular toroid has 1500 windings and a self-inductance of 0.04 H. If the height…

A: Given : Number of turns, N= 1500 Self Inductance, L =0.04 H Height , h = 0.08 m  Energy stored , U=…

Q: A long solenoid of radius r = 2.65 cm is wound with 4.00 x 103 turns/m and carries a current that…

A: r =2.65 cm N= 4* 103 turns/m

Q: In the figure, ε = 143 V, R₁ = 14.42, R₂ = 21.702, R3 = 42.002, and L = 2.11 H. Immediately after…

A: 1. According to the given question, the circular coil has a radius, r= 11.2 cm = 0.112 m . The…

Q: A 14-turn ideal solenoid has an inductance of (4.100x10^0) mH. When the solenoid carries a current…

A:

Q: Suppose that a rectangular toroid has 2,000 windings and a self-inductance of 0.060 H. If the height…

A: The energy stored in an inductor is, U=12LI2

Q: There is a tank of width and length of w and a height of 0.6 m. This tank is wrapped around with…

A:

Q: A 41.0 mA current is carried by a uniformly wound air-core solenoid with 445 turns, a 12.0 mm…

A:

Q: A square circuit with sides of length ℓ = 0.30 m and R = 10 ? moves with a constant velocity v = 3.0…

A: When a closed circuit brings in a magnetic field or is close to the magnet so that the magnetic…

Q: A 5.0-cm-diameter coil has 20 turns and a resistance of 0.50 2. A magnetic field perpendicular to…

A:

Q: Problem 8: A coil of area A = 0.25 m² is rotating with angular speed o = l10 rad's with the axis of…

A: Given data *The given area is A = 0.25 m2 *The given magnetic field is B = 0.15 T *The given angular…

Q: At the instant a current of 0.40 A is flowing through a coil of wire, the energy stored in its…

A: Write the equation for the energy stored in magnetic field. Eenrgy storedU=12Inductance LCurrent I2…

Q: For a physics lab assignment, a student needs to create a solenoid using copper wire with diameter d…

A: The length we get will be in meter =0.0664m We convert it into cm for our final answer.

Q: A solenoid with 500 turns and a length of 0.2 meters is carrying a current of 2.5 Amperes.…

A: Self-inductance (L) is a property of a coil or solenoid that quantifies its ability to induce an…

Q: (a) A nonferrous screwdriver is being used in a 2.00 T magnetic field. What maximum emf can be…

A: Given: magnetic field, B = 2 T  length, L = 12 cm = 0.12 m  velocity,v = 6 m/s

Q: A conducting rod spans a gap of length L = 0.085 m and acts as the fourth side of a rectangular…

A:

Q: A circular coil has a 10.3 cm radius and consists of 38.0 closely wound turns of wire. An externally…

A: (a) Magnetic flux through the coil

Q: 14-turn ideal solenoid has an inductance of (3.9x10^0) mH. When the solenoid carries a current of…

A:

Q: A circular coil has a 11.5 cm radius and consists of 37.0 closely wound turns of wire. An externally…

A:

Q: In Figure (a), the inductor has 29 turns and the ideal battery has an emf of 42 V. Figure (b) gives…

A: Given Data, Total Number of turns (N)=29 Ideal battery emf (V)=42 V Magnetic flux in the vertical…

Q: The average magnetic field inside a flat coil of area A with N turns around which a current i flows…

A:

Q: A technician wraps wire around a tube of length 37 cm having a diameter of 7.9 cm. When the windings…

A: A long wire wound as a helical coil is called a solenoid. The magnetic field created by the solenoid…

Q: A circular coil has a 14.0 cm radius and consists of 38.0 closely wound turns of wire. An externally…

A:

Q: A long straight solenoid carries a current of 2.90 A and has 800 turns. The magnetic flux through…

A: Given,

Q: The coil in an electromagnet has an inductance of 1.7 mH and carries a constant direct current of…

A: Given that, The inductance of a coil, L = 1.7 mH = 0.0017 H Initial value of current, Ii = 5.6 A…

Q: For a physics lab assignment, a student needs to create a solenoid using copper wire with diameter d…

A: Given, Diameter of copper wire (d) = 0.500 mm Resistance of solenoid (R) = 4.30 Ω Current in…

Q: A long coaxial cable (Fig.) consists of two concentric cylindrical conductors with radii a and b,…

A: Concept used: Magnetic field inside the inner conductor is zero. Ampere circuital law is used to…

Q: A 41.0 mA current is carried by a uniformly wound air-core solenoid with 460 turns, a 16.5 mm…

A:

Q: An electric current flows through a coil with an inductance of 15.3 mH. The graph shows the…

A: Given Inductance L = 15.3 mH = 15.3 × 10-3 H Time period of current T = 20 ms = 20 × 10-3 s Peak…

Q: A circular coil has a 10.2 cm radius and consists of 35.0 closely wound turns of wire. An externally…

A: Radius of the coil=10.2 cm No of turns =35.0 Area of cross section of the coil=πr2=π(10.2)2=326.8512…

Q: A 40 turn circular colil fradius = 4.0 cm, total resistance = 0.20 0) is placed in a uniform…

A: Please see the answer below