A single core cable 5 km long has an insulation resistance of 0-4 M2. The core...
Fantastic news! We've Found the answer you've been seeking!
Question:
Transcribed Image Text:
A single core cable 5 km long has an insulation resistance of 0-4 M2. The core diameter is 20 mm and the diameter of the cable over the insulation is 50 mm. Calculate the resistivity of the insulating material. Ans: p = 13.72 × 10 °22.m A single core cable 5 km long has an insulation resistance of 0-4 M2. The core diameter is 20 mm and the diameter of the cable over the insulation is 50 mm. Calculate the resistivity of the insulating material. Ans: p = 13.72 × 10 °22.m
Expert Answer:
Related Book For
Thermodynamics An Engineering Approach
ISBN: 978-0073398174
8th edition
Authors: Yunus A. Cengel, Michael A. Boles
Posted Date:
Students also viewed these physics questions
-
A single core cable has a conductor diameter of 1 cm and internal sheath diameter of 1.8 cm. If the impregnated paper of relative permittivity 3 is used as insulation, calculate the capacitance for 1...
-
A wire 650 m long with diameter of 2.05 mm has a resistance of 0.0290 . What material is the wire most likely made of?
-
A salesman for insulation material claims that insulating exposed steam pipes in the basement of a large hotel will be cost effective. Suppose saturated steam at 5.7 bars flows through a 30 cm OD...
-
In Figure P23.15, determine the point (other than infinity) at which the electric field is zero. 1.00 m -2.50 : 6.00 C
-
Harry runs a small movie theater, whose customers all have identical tastes. Each customers reservation price for the movie is $5, and each customers demand curve for popcorn at his concession stand...
-
13. What is an audit opinion? 14. A company has $235,000 in credit sales. The company uses the allowance method to account for uncollectible accounts. The Allowance for Doubtful Accounts now has a...
-
What is the difference between Mission System versus Enabling System CIs? What are their relationships. Using an office building, automobile, and an aircraft, illustrate the relationships.
-
Deluxe Ezra Company purchases equipment on January 1, Year 1, at a cost of $469,000. The asset is expected to have a service life of 12 years and a salvage value of $40,000. Instructions (a) Compute...
-
A certain university issues parking permits to allow students to park on campus. The price of the permit is set by college administrators at any price they choose; they do not consider market...
-
On July 1, 2015, Andrea Robson established an interior decorating business, Finishing Designs. During the month, Andrea completed the following transactions: July 1. Andrea transferred cash from a...
-
During the week of June 12, Harrison Manufacturing produced and shipped 16,600 units of its aluminum wheels: 4,600 units of Model A and 12,000 units of Model B. The following costs were incurred:...
-
What is the overlap between pay range A and pay range B?
-
Teams improve creativity a. when the phenomenon of groupthink sets in. b. no matter what the makeup of the team. c. when best practices for selecting the team members and roles are followed. d. when...
-
Identifying the internal strengths and weaknesses as well as the opportunities and threats found in the external environment with regard to the marketing functions of an organization is known as a. a...
-
A diversified workforce adds creativity and a variety of viewpoints to the workforce, which often helps improve a companys competitiveness and its bottom line. True or False
-
Types of training required in some careers include a. an on-the-job mentor. b. time spent as an apprentice. c. programmed learning. d. All of the above.
-
You are designing a small pin to fit in a machine with working conditions in the range 14 C to 59C. If the pin is manufactured from copper to a length of 7.00 mm at 20C, what is the difference, in...
-
l ask this second time correnct answer is 38,01 can we look pls Consider a non-conducting rod of length 8.8 m having a uniform charge density 4.5 nC/m. Find the electric potential at P, a...
-
What are the basic types of dynamic turbines? How do you compare them in terms of head and volume flow rate?
-
A 1000-W iron is left on the ironing board with its base exposed to the air at 20C. If the temperature of the base of the iron is 150C, determine the rate of exergy destruction for this process due...
-
A 7-hp (shaft) pump is used to raise water to an elevation of 15 m. If the mechanical efficiency of the pump is 82 percent, determine the maximum volume flow rate of water.
-
Make a sketch showing the directions of the magnetic forces exerted on each other by (a) an electron moving in the same direction as the current through a wire, (b) a moving charged particle and a...
-
What is the direction of the magnetic field at a point vertically (a) above (b) below segment 1 in Figure 28.5? Figure 28.5 Mapping the magnetic field of a current loop. The magnetic field...
-
As the current loop in Figure 28.10 rotates over the first \(90^{\circ}\), do the magnitudes of (a) the magnetic force exerted on the horizontal sides and (b) the torque caused by these forces...
Study smarter with the SolutionInn App