Answered: conductance of the same wire

Science

Physics

conductance of the same wire

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter9: Current And Resistance

Section: Chapter Questions

Problem 46P: An electronic device designed to operate at any temperature in the range from 10.0C to 55.0C...

See similar textbooks

Related questions

Q: Let's say you have a 20 cm long silicon wire, with a diameter of 4 cm. What current flows through…

A: Write the given values with suitable variables. L=20 cm=0.2 mr=4 cm2=0.02 mV=1000 Vρ=2300 Ω.m Here,…

Q: A spherical shell with inner radius r, and outer radius r, is formed from a material of resistivity…

Q: At what temperature will aluminum have a resistivity that is three times the resistivity of copper…

Q: I. A bar of intrinsic silicon having a cross section area of 3 x 10m² has an n= 1.5 x 1016m-30 If He…

A: SOlution: givent hat A = 3x10-4 m2 ni = 1.5x1016 m-3 µe = 0.14 m2/Vs µP = 0.05 m2/Vs

Q: Given that the density of aluminum is 2.7x103 kg/m , find the drift speed of the conduction…

Q: At what temperature will silver have a resistivity that is two times the resistivity of iron at room…

A: The resistivity of silver is calculated as, Rt = R0[1+α(T-T0)] Here, Rt is the resistivity…

Q: Given that the expression for the current density is =- 2cos 0 a +sin 0 a Alm2, determine the…

Q: A wire of radius 1 mm and conductivity 5× (10) ^7 S/m if an electric field of 6 mV/m is applied.…

Q: Qt: Calculate the drift velocity and mean free path of copper when it carries a steady current of 10…

A: Given: Current I =10 amperes Radius, r =0.08cm Thermal velocity,=1.6×106m/s Resistivity of copper…

Q: Resistance of a metal wire of length 1 m is 26 Ω at 20°C. If the diameter of the wire is 0.3 mm,…

Q: What is the fractional change in the resistance of an iron filament when its temperature changes…

Q: A CONDUCTING WIRE OF CROSS-SECTION 0.1 MM^2 CARRIES A CURRENT OF 5A PRODUCED BY AN ELECTRIC FIELD AT…

A: Given data: - The cross-sectional area of the conducting wire is A = 0.1 mm2. The current carried…

Q: In Ohm's Law experiment, In order to measure the resistivity (at a given temperature) of an Ohmic…

Q: he resistance of a wire of length 10 m is 2 ohm. If the area of cross section of the wire is 2 x…

Q: The value of the fill factor for a solar cell operating at a temperature of 300k has R_s=3 ohms and…

Q: A copper wire of 3mm diameter with conductivity of 5.8 10' (12m), and clectron mobility of 0.0032 m…

A: Given data: The diameter of the copper wire is, d= 3 mm The conductivity of the copper wire is,…

Q: The 12-gauge copper wire in a typical residential buildinghas a cross-sectional area of 3.31 # 10$6…

Q: Wire having a cross section area 1cm• square and a resistivity 1 (ohm. Meter) is connected at its…

A: Ohms law is V=IR Here V is the potential difference, I is current and R is resistance. The…

Q: What is the resistivity (in x 10^-8 ohm -meter) of a material with diameter of 0.70 mm and with…

A: Resistivity is the resistance of an object per unit length and per unit cross sectional area at a…

Q: At what temperature will aluminum have a resistivity that is three times the resistivity copper has…

A: Given data The copper is placed at room temperature ∆t = 20°C. The mathematical formulation for the…

Q: Consider a resistor of resistivity 3.18 x 10-50 m, length 16.49 m, and unknown cross-sectional area.…

A: Given: The resistivity of the wire is 3.18x10-5 Ohm.m. The length of the wire is 16.49 m. The…

Q: A 500-W heating coil designed to operate from 110 V ismade of Nichrome wire 0.500 mm in diameter.(a)…

Q: discuss how current flows in n type and p type semi-conductors

A: In n type material many conduction band electrons are present. The electrons will move towards the…

Q: Vhat would the Hall voltage be (in pV) if a 2.20 T field is applied across a 12-gauge copper wire…

A: The hall voltage across a conductor is given by the following relation ε = Blv…

Q: A house wire is to carry a current of 30A while dissipating no more than 1.40 W of heat per meter of…

A: Given Data The current in the wire is I=30 A. The power dissipation per unit length is Pm=1.40 W/m.…

Q: A current of 44.7 mA flows in a silver wire of diameter 2.55 mm. Find the electric field strength…

Q: A conductive wire has a conductivity of ( 0.649 x 10^-8) at room temperature are ( 5.8 x 1028)…

A: The mobility is μ=σne Here μ is mobility,σ is conductivity, n is electron density and e is…

Q: The current I, through a resistor is measured with a digital ammeter to be 0.50 ± 0.01 A. The…

A: We have a current running through the resistor which measured by a digital ammeter giving I=0.50 A…

Q: The resistance of a copper wire increases by a factor of 1.32 when current flows through the wire…

Q: 64 C flow along a wire in 4.0 s, what is the average current in the wire?

Q: Calculate the value of intensity of current I Flows where the velocity drift of the charge carries.…

A: Given : vd = 2 × 10-4 m/s s = 5 mm2 = 5 × 10-6 m2 n = 5 × 1028 m-3

Q: If the length of a conductor is halved and its area of cross section is doubled, then the…

Q: 3- Assume that there is a region with cylindrical symmetry in which the conductivity is given by σ =…

A: a) J = σE = 1.5 xe-150ρ x30 = 45 x e-150ρ k kA/m2 J= 45 x e-150ρ k kA/m2

Q: The total current crossing a cylinder surface bounded by: D-lm The currnet crossing a sheet z-5m. If…

Q: The current density present in a conductor is 570A/m2. What is the current flowing the conductor if…

A: Current density is the amount of electric current flowing per unit cross-sectional area of a…

Q: Calculate the resistance of 100-m wire having a cross-sectional area of 0.1mm^2 and made of manganin…

Q: What would be the resistance if a 4-band carbon resistor had the following color on it brown, black,…

A: In a 4-band resistor, the first two bands denote the first two digits of the resistance value in…

Q: Hiw. Find the equivalent conductance Ge, for the circuit in figure. 55' -> 12 S Gega los ans-

Q: how does current flows in p type and n type semi-conductors?

Q: What would happen to the temperature and the resistivity value of a wire if the current were very…

A: Now if the current in the wire would be too large a value :- If the current is too large, the heat…

Q: If the copper wire of an electromagnet has a resistance of 0.300 Ω when at room temperature (20 oC)…

A: Given: The resistance of the wire at a temperature of 20oC is 0.300 Ω. The final resistance of the…

Q: answer sheet in the box on the 1. A metallic conductor is carry 2.00 mm/s. The resistivity of th…

Question

A wire of length 1 km, has a conductance of 0.6 mho. What is the
conductance of the same wire which is 3 km long?

Video Video

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

Consider a power plant is located 60 km away from a residential area uses Q-gauge (A=42.40mm2) wire ofcopper to transmit power at a current of I = 100.00 A.How much more power is dissipated in the copper wires than it would be in superconducting wires?
A 10-gauge copper wire has a cross-sectional area A=5.26mm2 and carries a current of I=5.00A . The adensity of copper is =89.50g/cm2 . One mole ofcopper atoms (6.021023atoms) has a mass ofapproximately 63.50 g. What is the magnitude of the drift velocity of the elections, assuming that each copper atom contributes one free electron to the current?
At what temperature will silver have a resistivity that is four times the resistivity of iron at room temperature?
At what temperature will silver have a resistivity that is two times the resistivity of iron at room temperature?
Let's say you have a 20 cm long silicon wire, with a diameter of 4 cm. What current flows through this wire if a 1000 V potential difference is applied to the two ends? Please enter your answer in the unit of mA. You can use 2300 Ohm.m for the resistivity of silicon.
At what temperature will aluminum have a resistivity that is three times the resistivity of copper at room temperature?
Calculate the specific conductivity of the conductor in Mega(Ωm)-1 since the current passing through a conductor with a cross-section (1.00nm x 1.00µm), length of 10.00mm, is 1.00mA and the voltage value falling on it is 1.00V.
Find the total charge in mC of a cylindrical conductor (solid wire) 1 meter long and a diameter of 2mm. Given also its charge density (De) is 10^29 carriers/m^3 and its carrier velocity (u) is 19.9x10^-6 m/s
Find the drift velocity vd of conduction electrons in a gold wire of diameter 1.53 mm when a current of 0.103 A flows in it. The density of conduction electrons in gold is 5.90 x 10^28 m^-3
What would happen to the temperature and the resistivity value of a wire if the current were very large?
discuss how current flows in n type and p type semi-conductors
IF a alloy containing a resistivity of 1.1 × 10−6 Ωm. From a roll of wire of 2 mmdiameter, a length 1.5 m long is taken. if a secon piece containing the same length being 1.5 m is connected parallel to the first. A what would its resistance be but also the conductance of the pair.