1) Find the resistance of the following wire made of a material with the specifications: µ=1; &=7.48; o=5x105 if the wire length is 1km and its cross-sectional area is 4.376mm2
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- A wire 50 m in length and 2 mm² in cross section has a resistance of 0.56 2. A 100-m length of wire of the same material has a resistance of 2 N at the same temperature. Find the diameter of this wire.Q4/ Assume DC source with internal resistance 7.5 , connect to load with 8 N through copper wires with 1mm. What is the length of wire that maximizes the load power? (For copper resistivity = 1.72×10*2.m). %3DA wire 50 m in length and 2 mm² in cross section has a resistance of 0.56 2. A 100-m length of wire of the same material has a resistance of 2 2 at the same temperature. Find the diameter of this wire.
- I need helpo with this. I need step by step solutions for this and I cant figure it out. Wire to be used in buildings and homes in the United States is standardized according to the AWGsystem (American Wire Gauge). Wires are assigned a gauge number according to their diameter.The scale ranges from gauge 0000 to gauge 36 in 39 steps. The equation for the wire gauge interms of the wire diameter in millimeters is the picture. (a) What is the equation for the diameter in millimeters in terms of the wire gauge N?(b) You have two wires, one that has five times the diameter of the other. By how much do thewire gauges differ for the two wires? (Give your answer to the nearest integer.)A wire of 68 in length and 7 mm2 has a resistance of 0.98 ohms. A 136-m length of wire of the same material has a resistance of 4 at the same temperature. Find the radius of this wire. The final unit must be in millimeter, mm. Round your answer to 2 decimal places.3) a) A wire sample (1 mm in diameter by 1 m in length) of an aluminum alloy (containing 1.2% Mn) is placed in an electrical circuit such as that shown in the figure below. A voltage drop of 432 mV is measured across the length of the wire as it caries a 10 A current. Calculate the electrical conductivity of this alloy - Length, / Area, A Sample geometry
- A wire of 59 in length and 4 mm2 has a resistance of 0.94 ohms. A 110-m length of wire of the same material has a resistance of 3 at the same temperature. Find the radius of this wire. The final unit must be in millimeter, mm.The length and diemeter of a copper wire are found to be 100 and 0.002 m, respectively. Consider that the resiativity of the copper wire is 1.72 x 10 -m. Calculate the valne of the resistance.Discussions:Voltage Distribution and String Efficiency of a Model Suspension Insulator 1- Comment on the results obtained.2- Give reasons for unequal potential distribution over the string.3- What is the effect of this un equality on the insulators?4- Can value of the string efficiency being equal to 100%. Explain your answer.5- Outline methods used to equalize the potential across the units.6- Why an insulator is represented as a capacitor C? What are the assumptionmodes?
- Find the resistance of an aluminum wire that has a length of 1000 m and a diameter of 1.626 mm. The wire is at 20°C (the resistivity is 2.825 x 10* -m).An aluminum wire 7.5 m long is connected in parallel with a copper wire 6 m long. When a current of 5 A is passed through the combination it is found that the current in aluminum wire is 3 A. The diameter of aluminum wire is 1 mm. Determine the diameter of the copper wire. Resistivity of copper is 1.7 x 10 “ ohm-cm and that of aluminum is 1.724 micro-ohm-cm.Consider the circuit below. Point b is grounded(potential=0). Determine the potential at a. Two resistors of cylindrical shape, A & B, made from the same material. The length of resistor A is twice that of resistor B. The diameter of B is half that of A. Determine the ratio of Resistance of A/Resistance of B.