2.1 (A). A power transmission cableconsists of ten copper wires each of1.6 mm diameter surrounding threesteelwires each of 3 mm diameter.Determine the combined E for thecompound cable and hence determinethe extensionof a 30 m length of the cable when it isbeing laid with a tension of 2 kN.For steel, E200 GN/mZ; for copper,E = 100 GN/mZ. C151.3 GN/mZ; 9.6mm.]10:41 م

Answered: 2.1 (A). A power transmission cable…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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The street-lights at A and B are suspended from the two poles as shown. Each light has a weight of 65 lb. Suppose that x = 4.8 ft . Cable AB is horizontal. (Figure 1) Part A Determine the tension in cable BC. Express your answer to three significant figures and include the appropriate units. ? FBC = Value Units Submit Request Answer Figure 1 of 1 Part B Determine the tension in cable AB. Express your answer to three significant figures and include the appropriate units. ? 18 ft Value Units 24 ft FAB = 10 ft Submit Request Answer 6ft
Cable AD in (Figure 1) is tightened by a turnbuckle and develops a tension of 1100 lb. Figure 30 ft 10 ft B 15 ft 12.5 ft 10 ft 15 ft 1 of 1 > Determine the tension developed in cable AB. Express your answer in pounds to three significant figures. —| ΑΣΦ Ι | vec 6 FAB = 932 Submit Previous Answers Request Answer X Incorrect; Try Again; 2 attempts remaining Part B Determine the tension developed in cable AC. Express your answer in pounds to three significant figures. FAC = 621 Submit 15. ΑΣΦ | 11 | vec| Part C X Incorrect; Try Again; 2 attempts remaining Previous Answers Request Answer Submit FAE = 2720 www Determine the force developed along the z axis of the antenna tower AE. Express your answer in pounds to three significant figures. VE ΑΣΦ | 4 | vec Previous Answers Request Answer ? ? www ? lb lb lb
1. This arm is attached to a wall on the left. The right end is free hanging. Each section is 1.9m wide and 3.6m high. If the force at the end of the arm is F = 170.0N, what is the force in member 2? Use a positive number if it is in tension and a negative number if it is in compression. 2. This arm is attached to a wall on the left. The right end is free hanging. Each section is 1.2m wide and 3.0m high. If the force at the end of the arm is F = 150.0N, what is the force in member 9? Use a positive number if it is in tension and a negative number if it is in compression.
A copper wire of length 1.80 m and diameter 0.80 mm is suspended from two points, 1.0 m apart and at the same horizontal level. A load of 2.5 kg is hung from the centre of the wire. The wire makes an angle 8 to the vertical at point P and experiences a force F as shown in the diagram below. THIS DIAGRAM IS NOT SHOWN TO SCALE i. 0.9 m ii. 0.5 m F Ꮎ : Ꮎ 0.5 m F 0.9 m Calculate the angle with which each part of the wire makes with the vertical at the point where the load is hung. Determine the stress in the wire. iii. Determine the strain in the wire. m = 2.5 kg (Young's modulus for copper = 1.17 x 10¹¹ Pa) iv. Determine the extension produced in the wire by this strain.
The truss below is subject to the loads as shown. All of the members are attached at plates and can be treated as pin connected. The truss is attached to the ground at a pin joint at G and a roller at D. The applied load H is 335 N. The applied load Jis 211 N. What is the internal resultant normal force in member CD in N? (tension is positive, compression is negative) E F G A 3 m B |● ● H] 3 m 3 m D 5 m
Part A Determine the tension developed in the cable AB required to support the traffic light, which has a mass of 13 kg. Take h = 4 m. (Figure 1) Express your answer to three significant figures and include the appropriate units. ? FAB = 558.24 Figure 1 of 1 Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining 6 m Part B 3 m Determine the tension developed in the cable AC required to support the traffic light Express your answer to three significant figures and include the appropriate units. 4 m 4 m 3 m 4 m 6 m HA ? 4 m 3 m FAC = 651 O Tvno boro to coarch
1. The steel stepped rod carries the axial loads shown in Fig. Knowing that Aj=20 cm², A2=10 cm², E=200 GPa, [G]=160Mpa. Odraw the diagram of the axial force of the rod. check the strength of the rod. Odetermine the change in the length of the rod. - A1=20cm? A=10 cm 160KN 40KN 200KN B 400mm 400mm
h1= 1.05 m h2=0.25 m w=0.50 m
plase no hand writing solution
Problem 07.093.b - Maximum tension of cable with level supports Determine the maximum tension in the cable.
Part A and B please

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