A current-carrying gold wire has diameter 2.76 mm. The electric field in the wire is 6.6 V/m. What is the current carried by the wire in kA? Note that the resistivity of gold is   p= 2.44x10-8 ohms*m

Q: 2. An incandescent light bulb uses a cold filament of tungsten that is 580 mm. long with a diameter…

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Q: T/F: direct current is a consistent flow of electrical charge in only one direction

A: Direct Current  :- The current which flow consistently in only one direction is known as the as…

Q: An aluminum wire has resistance of 80 ohms at 30 degree Celsius. And determine its resistance when…

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Q: Calculate the cross-sectional area, in mm2, of a piece of copper wire, 40 m in length and having a…

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Q: Number of electrons in 1 Coulomb charge is a) 6.25*1021 b) 6.25*1020 c) 6.25*1025 d) 6.25*1023

A: The solution is provided in the following section.

Q: Q) Two particles with positive charges, each 2.0 meters apart. The two charges of the particles have…

A: The solution can be achieved as follows.

Q: What is the sign of charge Q3? Q4 (Q2) (Q3 Q1

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Q: Q2/ For the current shown in the figure below, find the charge waveform and then find the value of…

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Q: A boundary of separation between two electric materials is identified by factor Your answer

A: Tangential components of  electric field remain same by two field separated by a electric material.…

Q: A copper wire has a resistance of 5 ohms at 20 degree Celsius. Caluclate its resistance is the…

A: Given that R0=5 ohmT1=20°CT2=65°C Although formula of Resistance at T2 temperature is  R=R01+αT2-T1…

Q: a copper conductor of radius 3mm with resistance of (4 ohm) with resistivity of a copper is 0.0159…

A: Resistance of the copper 4ohm Radius R= 3mm Resistivity = 0.0159 u ohm Length?

Q: -7 (ii) 1.6×10 7 A

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Q: The temperature coefficient of resistance at 30˚C of a conductor is 0.003759. If it has a resistance…

A: At T=300C , α=0.003759 At T=250C , R25=1.25 At T=400C , R40=? RT=R0(1+α(T0-TT) At T=25…

Q: Felectrons in an electron beam have a kinetic energy of K, and the magnitude of the electric field…

A: Electron will stop when all forces acting on it is zero. We will equate all forces to zero to get…

Q: Calculate the cross-sectional area, in mm2, of a piece of copper wire, 40 m in length and having a…

A: Given, l=40 mR=0.25 ohmρ=0.02×10-6 ohm A = ?

Q: A voltage of 2000 V exists across 1 cm insulating space between two parallel conducting plates. An…

A: Given: The voltage across the plates, V=2000 V. Insulating space between two parallel conducting…

Q: The work done by a charge is 43.86 micro Joules with a potential 4.386. What is the value of charge…

A: Given: Work done by charge, W=43.86 μJ Potential, V=4.386 V

Q: Two point charges q,- ZuC and 92 - BuC are 30 cm apart from each other. Another charge q is placed…

A: The solution can be achieved as follows.

Q: 3.2 What explains why insulators have different electrical properties from metals?   Band gap…

A: Given:  Brief description: From the above given question it is very clear that we need to know the…

Q: A work of 70 J is done in transferring 20 C of charge from a point B to a point A in an electric…

A: Given data, Work done W = 70 J. Charge Q = 20 C.

Q: n ampere (A) of current is defined as the amount of charge that passes through a reference plane in…

A: It is known that current is defined as  amount of charges flowing per second  though a conductor  .…

Q: What is the current carried by the wire

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Q: An electron has a charge of -1.6 x 10-1⁹ C. How many electrons would be needed to produce a net…

A: Given, Charge on electron, e=-1.6×10-19 C Net charge, Q=-5.8×10-6 C

Q: A copper wire is having a resistance of 10Q at 20C° and 10.40 at 30C°. Then it's temperature…

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Q: o: The diameter of a copper wire is 2 mm, a steady current of 6.25 A is generated by 8.5x10"m'…

A: Let's calculate the drift velocity of the electrons by using the below formulae.

Q: at is the conductivity of a silicon material whose current density is 4 miliampere per 0.25 square…

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Q: 2.Electric current is not produced by solar cell when a. When holes move to the p side b. When both…

A: In solar cell to produce current movement of charge carrier is necessary by mean of either diffusion…

Q: Question 11 Given the band diagram for carbon (graphite) below, if you want to operate graphite as…

A: Choose the correct option Band diagram of the graphite is given What is value Applied voltage if we…

Q: From the figure below calculate the total charge due to the charge distributions labeled A (line…

A: Continuous charge distribution refers to the dispersion of charges along a line, surface, or volume…

Q: make an introduction of at least 30 lines about PROTOTYPE OF PIEZOELECTRIC BALLAST FOR GENERATING…

A: The development of a prototype utilizing piezoelectric technology within a ballast structure to…

Q: Assuming constant temperature, what happens to the resistance of a material when the cross-sectional…

A: Cross sectional area- The cross sectional area is the area of a circle. Thus the cross section of…

Q: The electric potential difference between the ground and a cloud in a particular thunderstorm is 5.4…

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Q: ns lespons Quèstion 7 If charge is placed at minus infinity, its potential is infinite None of these

A: To find potential :  Given charge is place at infinity

Types of Charge Carriers

A carrier is a type of object which carries a particular thing from one point to another point. For instance, people use different vehicles from one place to another, and the vehicle carries those people and acts as a carrier.