An inductor in the form of a solenoid contains 420 turns and is 16.0 cm in length. A uniform rate of decrease of current through the inductor of 0.421 A induces an emf of 175 µV. What is the radius of the solenoid?

Q: 13. A coil with 60 turns wound over a ferromagnetic core having relative permeability 400 has an…

A: Given values are - L1=50mHN1=60μr1=400 Given new values are - N2=2N1=2×60=120μr2=600

Q: Self inductance of an inductor with toroidal geometry is 231 nH. The total number of turns of this…

A: Self inductance L = 231 nH. Total number of turns in inductor N = 16. Current flowing through toroid…

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Q: The ratio of the total charge on either plate to the potential difference between ? plates is known…

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Q: An air-core toroidal ring with a mean diameter of 4 cm is wound uniformly with 500 turns of a wire…

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Q: How many turns must be wound to obtain an air-core toroid with an average radius of 10 mm and a…

A: Difference between Solenoid and Toroid:  A large no of turns are wound in a core. The wire is…

Q: This is a toroidal inductance. Calculate the inductance of this material. r1 = 96mm, r2 = 120mm, a =…

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Q: If the time is at infinity, what are the amounts of current and voltage across the inductor?

A: If the time is at infinity, The amount of current flowing through inductor =? The amount of voltage…

Q: Calculate the inductance of the below solenoid with air core in microHenries ( μμH ) where the…

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Q: True or False: An inductor is the field winding of a DC Machine.

A: Any coil we use in machines is an inductor. Although they are not ideal inductor as some resistance…

Q: Self inductance of an inductor with toroidal geometry is 231 nH. The total number of turns of this…

A: Given : Self inductance of toroidal geometry, L=231 mH Total number of turns, N=16 Current, I = 17 A

Q: 163. A capacitance is charged to 100 V and has 100 micro coulombs of charge. The value of…

A: Given, Supply voltage, V=100 V. Charge, Q=100 μC.

Q: Compare the maximum capacitance that can be achieved in an area 100 x 100 µm2 by  

A: Given Area A=100×100 μm2 Oxide breakdown field E=8×106 V/cm Operating voltage V=5 V ND=1016 cm-3 The…

Q: What is the capacitance of a capacitor if 700 μC of charge are present when 100 V are applied across…

A: The capacitance of the capacitor in terms of the charge and the potential is given by the expression…

Q: How can self inductance be defined? What will happen to the self inductance of the coil if the…

A: When charges move with a constant velocity, the charges produce a static magnetic field. A current…

Q: Inductance of a solenoid of N turns varies as 1 (d) 7/² (b) N² (c) √ N (a) N (b) N²

A: The inductance of solenoid is directly proportional to the square of the solenoid turns (N).…

Q: Two parallel plates 6.0 x 10 m long are separated by 2.5 x10 m and have a potential difference of…

A: Consider the formula of electric field at point P. E=Vd Here, V is the potential difference and d is…

Q: A circular coil of wire with 7 loops and a radius of 0.041 m is placed inside a solenoid. The coil…

A: In the solution, since the cross-sectional area of the solenoid has not been given, it is being…

Q: The flux produced in the dielectric of a capacitor is 9 x 10-4 coulomb when the impressed emf is…

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Q: The sides measure 10.0cm in length each, what is the magnitude of the electric feild in the center…

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Q: A force of 10 N is applied on a piezoelectric crystal of dimensions 5 mm × 10 mm × 1.5 mm. The…

A: Given- Force F=10 N, Crystal dimensions- 5 mm×10 mm×1.5 mm, Permittivity of material- ε=15×10-9 F/m,…

Q: In the shown figure, If C= 24 pF and If V-V. 12 V, determine the charge (in uC) stored by the…

A: Given: C=24 μFVb-Va=12 V Find voltage across 2C capacitance, V2C=CC+2C×Vb-VaV2C=13×12V2C=4 V

Q: When the current through an inductor decreases, the amount of energy stored in the magnetic field…

A: We need to tell about energy Stored in inductor .

Q: What is the capacitance C of a capacitor if the magnitude of the charge on the positive plate…

A: Capacitor: Any  two conductor , one with positive charge and other with negative Charge. potential…

Q: A symmetrical toroidal coil is wound on a plastic core (μr ≡ 1) and is found to have an inductance…

A: Given Relative permeability of plastic and Relative permeability of ferrite μrp≅1μrp=200 Inductance…

Q: A. For the following figure, the diameter of each conductor is 2.5 cm. Find the inductance and…

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Q: A parallel plate capacitor has plates of area 2.56 cm2 spaced by three layers of different…

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Q: A co-axial cylindrical capacitor shown in Figure (i) has dielectric with relative permittivity ₁₁ =…

A: Given- Relative permittivity- εr1=2, One-fourth portion of the dielectric is replaced with another…

Q: Give the reason why a dielectric material increases capacitance compared with what it would be with…

A: The solution is given below

Q: Part A You find that if you place charges of ± 1.50 μC on two separated metal objects, the potential…

A: given, In part A, Charge on 2 separated metal object,  Q=1.50 μC=1.50×10-6 C, Potential difference…

Q: in a circuit, inductors are connected parallel with inductances of La, Lb, Lc. assume that magnetic…

A: In this question,  3 inductors are connected parallel with inductances of La, Lb, Lc. assume that…

Q: an you solve it using Biot-Savart's integral formula

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Q: It is desired make a 1.69 µH solenoid inductor by tightly wrapping a single layer of 22 AWG wire…

A: it us asked to find the length of inductor wonded around straw to get inductance of 1.69*10-6H

Capacitor

The capacitor is an element used to store electrical energy in the electrical field. A capacitor is a form of passive energy.