Theory and Design for Mechanical Measurements
6th Edition
ISBN: 9781118881279
Author: Richard S. Figliola, Donald E. Beasley
Publisher: WILEY
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 11, Problem 11.7P
A conductor made of nickel (p, = 6.8 x 10-8 Q m)
has a rectangular cross section 5x2 mm and is 5 m long. Determine the total resistance of this conductor. Calculate the diameter of a 5-m-long copper wire that has a circular cross section that yields the same total resistance.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Determine the resistance of an aluminium coil of 1.3 cm as diameter consists of 13100 turns and the mean length per turn is 44 cm. Take the electrical resistivity aluminium coil as 0.017 μΩ–m.
The area in cm2 =
The total length in m =
The resistance of the coil in Ω =
A copper conductor has a resistance of 80 Ω at room temperature. If resistance temperature coefficient of copper 0.003899 (1/˚C). Calculate the resistance if the temperature is increased to 75˚C.
A rod of semiconducting material of lenght L=3 m and cross-sectional area A=4.5 mm^2 lies along the x-axis between x=0 and x=L. The material obeys ohm's law, and resistivity varies along the rod according to p=p0 (1-(x^2/L^2)) where p0= 4.10^-4 ohm.m. The end of the rod x=0 is at a potential V0=30V greater than the x=L.
A) what is the total resistance, in units of ohm, of the rod?
B) what is the current, in units of miliamperes, in the rod?
C) what is the electric potential, in units of Volt, in the rod at x=L/2?
D) what is the electic-field magnitude E, in units of V/m, in the rod at x=L/2?
Chapter 11 Solutions
Theory and Design for Mechanical Measurements
Ch. 11 - Prob. 11.1PCh. 11 - 11.2 Calculate the change in length of a steel rod...Ch. 11 - 11.1 Calculate the change in length of a steel rod...Ch. 11 - 11.2 Calculate the change in length of a steel rod...Ch. 11 - 11.5 An electrical coil is made by winding copper...Ch. 11 - Compare the resistance of a volume of k X IO-2* m3...Ch. 11 - A conductor made of nickel (p, = 6.8 x 10-8 Q m)...Ch. 11 - Consider a Wheatstone bridge circuit that has all...Ch. 11 - 11.9 Consider a Wheatstone bridge circuit that has...Ch. 11 - 11.10 A resistance strain gauge with R = 120 Q and...
Ch. 11 - 11.11 A strain gauge that has a nominal resistance...Ch. 11 - Prob. 11.12PCh. 11 - 11.13 A single strain gauge is mounted as shown in...Ch. 11 - 11.14 A single strain gauge is mounted on a...Ch. 11 - 11.15 Equation 11.15 provides an expression for...Ch. 11 - 11.17 A steel beam member (vp = 0.3) is subjected...Ch. 11 - An axial strain gauge and a transverse strain...Ch. 11 - A strain gauge is mounted on a steel cantilever...Ch. 11 - Two strain gauges are mounted so that they sense...Ch. 11 - A rectangular bar is instrumented with strain...Ch. 11 - 11.23 A round member having a cross-sectional area...Ch. 11 - 11.24 A square structural member having a cross...Ch. 11 - 11.25 Show that the use of a dummy gauge together...Ch. 11 - Show that four strain gauges mounted to a shaft...Ch. 11 - 11.27 For each bridge configuration described...Ch. 11 -
Figure 11.25 Bridge arrangement for Problems...Ch. 11 - Prob. 11.29PCh. 11 - Prob. 11.30P
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- Flag question A conductor made of nickel (pe=6.8 10-8V m) has a rectangular cross section 5 x 2 mm and is 5 m long. Determine the total resistance of this conductor. Select one: a. 0.034 micro ohm O b. 0.025 ohm O c. 1.23 ohm d. 0.034 Ohm Next pagr Previous pagearrow_forwardDetermine the resistance of 1200 m of copper cable having a diameter of 12 mm if the resistivity of copper is 1.7 x 10^(-8) Q.marrow_forwardExample 1.6 Solid copper wire having a diameter of 1.63 mm is used to provide electrical distribution to outlets and light sockets . Determine the resistance of 75 meters of a solid copper wire having the above diameter . Resistivity of copper at 20 C is 8 1.723 * 10-8 22.m.arrow_forward
- A RTD made up of platinum has a =0.00385 and has a initial resistance of 400. Find the value of resistance Rt for the following temperatures. Temperature Resistance (Rt) 270 470 1.Resistance (Rt) at Temperature 270°C = 2. Resistance (Rt) at Temperature 470°C =arrow_forwardA coil consists of 2000 turns of copper wire having a circular - section of diameter 2.5 mm. The mean length per turn is 80 cm and the electrical resistivity of copper is 0.02 μΩ–m. Determine the resistance of the coil.arrow_forwardThe accepted resistivity value at room temperature for copper wire is 1.7421 x 10-8 ohm meter. please explain why or why not the measurements recorded are within some percent error of thius value. calculate resistivity and show the percent error. Use R=p L/A Using the formula calculate parrow_forward
- Determine the resistance of a copper wire that has a cross-sectional area as 8.2 mm2. The length and the electrical resistivity of the copper wire are 77.1 m and 1.68 x 10-6 Qm. The resistance of a copper wire (in 2) A square cross-section v-notched specimen of height 75 mm has each side of 11 mm has been selected to perform Charpy impact test. Determine the notch thickness, if the cross-sectional area at notch is 104.5 mm2. Notch thickness (in mm)arrow_forward4 Part A What is the resistance of a Nichrome wire at 0.0°C if its resistance is 160.00 N at u.5°C? Express your answer in ohms. ΕΠΙ ΑΣΦ ? R == Submit Request Answer 4 Part B Ω What is the resistance of a carbon rod at 25.8°C if its resistance is 0.0160 at 0.0°C? Express your answer in ohms. ΜΕ ΑΣΦ 0 ? R = Submit Request Answer Provide Feedback Ωarrow_forwardmoodlet.du.edu.om A conductor made of nickel (pe=6.8 10- 8V m) has a rectangular cross section 5 x 2 mm and is 5 m long. Determine the total resistance of this conductor. Select one: O a. 1.23 ohm b. 0.034 micro ohm O c. 0.025 ohm O d. 0.034 Ohm IIarrow_forward
- The inner conductor of a coaxial cable has a diameter of 0.5 mm, an outer conductor an inner diameter of 6 mm and a length of 50 m. If the inner and outer conductors of the coaxial cable will be joined at one end of the cable, and if the permeability of the insulating material is µ = 4πx10^-7 H/m, what will be the inductance of the cable?arrow_forwardmetal wires silicon frame cantilever doped piezoresistor silicon frame A fixed-free cantilever is made of single-crystal silicon. The resistor is made by diffusion doping, with a Gauge factor of 100. The length, width, and thickness of the cantilever are 100µm, 20µm, and 5um respectively. If a force F=10 µN is applied at the end of the cantilever as illustrated in the figure what would be the percentage change of resistance? The Young's modulus of silicon of the resistor is 130 GPa.arrow_forwardDetermine the length of a copper wire that has a cross-sectional area as 8.1 mm?. The resistance and the electrical resistivity of the copper wire are 14 N and 1.79 x 10-6 Qm. The length of a copper wire (in meters)arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Elements Of ElectromagneticsMechanical EngineeringISBN:9780190698614Author:Sadiku, Matthew N. O.Publisher:Oxford University PressMechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSONThermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
- Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEYMechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage LearningEngineering Mechanics: StaticsMechanical EngineeringISBN:9781118807330Author:James L. Meriam, L. G. Kraige, J. N. BoltonPublisher:WILEY
Elements Of Electromagnetics
Mechanical Engineering
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Oxford University Press
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:9780134319650
Author:Russell C. Hibbeler
Publisher:PEARSON
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:9781259822674
Author:Yunus A. Cengel Dr., Michael A. Boles
Publisher:McGraw-Hill Education
Control Systems Engineering
Mechanical Engineering
ISBN:9781118170519
Author:Norman S. Nise
Publisher:WILEY
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Cengage Learning
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:9781118807330
Author:James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:WILEY
Understanding Conduction and the Heat Equation; Author: The Efficient Engineer;https://www.youtube.com/watch?v=6jQsLAqrZGQ;License: Standard youtube license