A 46.0-g sample of a conducting material is all that is available. The resistivity of the material is measured to be 13 x 10-82 m, and the density is 7.51 g/cm³. The material is to be shaped into a solid cylindrigal wire that has a total resistance of 1.5 2. (a) What length of wire is required? m (b) What must be the diameter of the wire? mm

A 46.0-g sample of a conducting material is all that is available. The resistivity of the material is measured to be 13 x 10-82 m, and the density is 7.51 g/cm³. The material is to be shaped into a solid cylindrigal wire that has a total resistance of 1.5 2. (a) What length of wire is required? m (b) What must be the diameter of the wire? mm

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

A 54.0-g sample of a conducting material is all that is available. The resistivity of the material is measured to be 12 10 m, and the density is 7.30 g/cm. The material is to be shaped into a solid cylindrical wire that has a total resistance of 1.50 (a) What length of wire is required? m (b) What must be the diameter of the wire? mm
A 30.0 m long extension cord is made from two #19 gauge copper wires. (a) What is the resistance of the wire at 200C? The diameter of the copper wire is 0.912 mm.(b) If the copper wire is replaced by an Aluminium wire of the same length, what is the diameter so that the new wire has a resistance no greater than the old?
Suppose you wish to fabricate a uniform wire from 1.60 g of copper. The wire is to have a resistance of R = 0.800 2 and all the copper is to be used. (a) What must be the length of this wire? m (b) What must be the diameter of this wire? μm
A 1 m long electrically conductive wire made of material X has electrical conductivity of 0.2x107(ohm-m)-1, and end-to-end resistance of 10 ohms. What is the diameter of the wire? 0.15 mm 0.20 mm 0.25 mm 0.30 mm
The resistivity of a 100 m long copper wire is 1.72 x 10-80m. If the cross sectional area of the wire is 6 x 10-6m2, what is its resistance? 0.30 30 30 300
Copper has 8.5×1028 electrons per cubic meter. How many electrons are there in a 50.0 cm length of 12-gauge copper wire (diameter 2.05 mm)? If a current of 2.10 A is flowing in the wire, what is the average drift speed of the electrons along the wire? (There are 6.24×1018 electrons in 1 coulomb of charge.)
In a physics project, you need a wire to electrically heat a cryostat. You decide to create one with materials you have lying around. You find a 29.0-g piece of copper. The resistivity of copper is 1.68 x 10-8 Ω.m, and its density is 8.9 g/cm3. You will need to use all of your copper to create a solid cylindrical wire that has a total resistance of 0.75 Ω.Determine how long your wire will be, and what its diameter will be.
Wire C and wire D are made from the same material of resistivity p- 2.0 x 10 am. The length and radius of wire Care Le 1.0m and re 2.00 mm, and those of wire D are Le- 0.50.m and ro-0.75 mm. The wires are joined as shown in the figure. What is the resistance R between points 1 and 2?
1. Consider a cylindrical wire that has conduction electron density 6.0 x 1028 and radius 0.5 mm. An electric field with strength 1 m3 7.5 x 10-4 creates a current of 4.8 × 10" electrons per second. a) What is the average drift speed for an electron? (include units) b) What is the average time in between electron collisions? fs (express your answer in femtoseconds)
A gold wire of 0.500 mm diameter has 8.50 × 1028 conduction electrons per cubic meter. If the drift speed is 4.30 μm/s, what is the current in the wire?
The graph below shows data for a wire that is 9 m long & has a cross-sectional area of 0.002 m². The wire is made from an unknown material. Determine the resistivity of the material and the power loss of the wire when the current is 100 A. VOLTAGE vs. CURRENT GRAPH V (V) 500 400 300 200 100 20 40 60 80 1 (A) 100 resistivity of wire = power loss (when I = 100 A) = ABACHER 2-m
How long is a tungsten wire if it has a diameter of 0.179 x 10-3m and a resistance of 2.63 k2? The resistivity of tungsten is 5.62 x 10-* 2-m. length of the wire: