A cylindric mica insulator to be used between a 100 kV DC line and ground has a diameter of 5 cm. The insulator is expected to prevent currents of more than 1 nA^1 . Find the minimum required length of the porcelain cylinder.

Q: The thin copper wire with radius of 1.3 mm is wound into a torus shaped coil as revealed in figure.…

A: The given values are,

Q: A 2.00-nF capacitor with an initial charge of 4.63 μC is discharged through a 2.15-k resistor. (a)…

A: See below

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A: We have 3 different currents in here. Let's assume upward going current as positive and downward…

Q: A copper wire with a square cross-section (side length 5.00 µm) is next to an iron wire with a…

A:

Q: A copper cable is designed to carry a current of 360 A with a power loss of 3.20 W/m. What is the…

A: Let the resistance of the resistance of the copper cable be R, the current flowing through the…

Q: Some airliners use wires of aluminum (resistivity 2.75 x10 -8 Ω- m) rather than copper to reduce…

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Q: In the accompanying figure, the rails, connecting end pieces, and rod all have a resistance per unit…

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Q: A copper wire with a square cross-section (side length 5.00 µm) is next to an iron wire with a…

A: Voltage is produced perpendicular to current and field. This voltage is hall voltage. The effect…

Q: The power rating of a resistor is the maximum power it can safely dissipate without being damaged by…

A: Part (A) Given data: The power rating is P=6.0 W. The resistance of resistor is R=12 kΩ.

Q: A person grasps the ends of an electrically conducting copper wire in each hand. The wire has a…

A:

Q: In the accompanying figure, the rails, connecting end pieces, and rod all have a resistance per unit…

A: Here in this question, we will use the concept of motional emf. When a conductor moves in a Magnetic…

Q: In Figure, suppose the switch has been closed for a time interval sufficiently long (steady state)…

A: When the switch is closed then, current flows in the circuit. R1 and R2 are in series so the equal…

Q: A capacitor of capacitance C = 7.5 μF is initially uncharged. It is connected in series with a…

A: C = 7.5 micro farad R = 11500 ohm potential difference produced by the battery (V) = 110 volts

Q: Assume that global lightning on the Earth constitutes a constant current of 1.00 kA between the…

A: Note:- The power due to electric current is given P= VI.            where, P is the power…

Q: The solar corona is the Sun's hot (~1 MK) outer atmosphere. It's so hot that it's essentially fully…

A: Solution: The current density and currents are related as, J=IAI-current flowingA-area of cross…

Q: R2 R3

A: Given values: emf of battery, ε = 13 V  R1 = 11 kΩ = 11000 ΩR2 = 13 kΩ = 13000 ΩR3 = 3 kΩ   = 3000…

Q: The circuit shown in the figure consists of ideal batteries &, =20V and Ez =20V, resistors R =6002,…

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Q: A 2.00-nF capacitor with an initial charge of 4.44 µC is discharged through a 1.75-kn resistor. (a)…

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Q: portion of Nichrome wire with mass of 2 g is to be used in winding a heating coil. If the coil must…

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Q: Whale and Kanmuro are two islands located in the Chimera archipelago. These two are separated by a…

A: Given data: Distance of separation d =20 miles=32.1689 km Maximum power P =600 MW Voltage…

Q: A high-voltage transmission line with a diameter of 2.00 cm and a length of 200 km carries a steady…

A: Given that-Length of wire, L= 200 kmCurrent in the wire, I= 1000 ADiameter of the wire, d= 2.0…

Q: In a dorm, there are a few electric devices running at a voltage of 110 V. A refrigerator that runs…

A: We will first write down expressions for power by the given electric devices. We then use the given…

Q: Chapter 27, Problem 065 GO In the figure R₁ = 10.9 kN, R₂ 15.0 kN, C = 0.430 µF, and the ideal…

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Q: A student wants to know how much current passes through three (3) wires that are made of different…

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Q: 2a. Find the magnetic field the iron wire exert on the copper wire in μT. (For this part only,…

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Q: (a) What energy is dissipated by a lightning bolt having a 20300 A current, a voltage of 125 MV, and…

A: Note: As per the guidelines, we can only answer first question of multiple question. Sorry for the…

Q: A copper wire with a square cross-section (side length 5.00 µm) is next to an iron wire with a…

A: Given, The copper wire with a square cross-section ,side length, L = 5.00 µm = 5×10-6 m The iron…

Q: current at time

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Q: Residential building codes typically require the use of 12- gauge copper wire (diameter 0.205 cm)…

A: Given that the diameter of the 12-gauge copper wire is 0.205 cm, the length of the wire is 2.00 m…

Q: Determine the current flowing through a circuit element if the charge flow is given by: (a) q(t) =…

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Q: A light bulb is connected via 2 copper wires of length L = 10 m and diameter d = 0.7 mm with aDC…

A: The problem is asking for the time it takes for the light bulb to start shining after the switch is…

Q: A hollow metal cylinder has inner radius a, outer radius b, length L, and conductivity σ. The…

A: Given:The inner radius is a=0.005 mThe outer radius is b=0.022 mThe length is L.=0.1 mthe current is…

Q: R1. C R2 1N and 3. Given that the battery has a potential of 12 V, resistors R1 R2 = 3N, and…

A: Initially when time t=0 then no current flows through the circuit. And at infinity no current flows…

Q: Energy is to be transmitted over a pair of copper wires in a transmission line at a rate P with only…

A: The expression for the rms value of current in the transmission,   Since the transmission line is…

Q: (a) What energy is dissipated by a lightning bolt having a 21,800 A current, a voltage of 110 MV,…

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Q: A person grasps the ends of an electrically conducting copper wire in each hand. The wire has a…

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Q: The puncture resistance of the insulator used in an AA cable with a conductor cross section of…

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Q: A wire cable is rated to have a maximum power of 4000 W. If the potential difference across the…

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Q: A block of weakly-conducting material with conductivity sigma has two pieces of metal embedded…

A: Given that: The capacitance of the capacitor isC. The conductivity will be σ. The resistance is R.…

Q: Let's take a current-carrying cable with a gradually narrowing cross-sectional area along the length…

A:

Q: ASK YOUR TEACHER A rectangular block of copper has sides of length 15 cm, 28 cm, and 49 cm. If the…

A: according to the ohms law, I=VR                              {1}