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Problem 18.87 Copper wire of diameter 0.249 cm is used to connect a set of appliances...
An extension cord made of two wires of diameter 0.129 cm (no. 16 copper wire) and...
An extension cord made of two wires of diameter 0.129 cm (no. 16 copper wire) and of length 2.7 m is connected to an electric heater which draws 11.0 A on a 120-V line. The resistivity of copper is 1.68×10−8Ω⋅m. How much power is dissipated in the cord? Express your answer to two significant figures and include the appropriate units.
An extension cord made of two wires of diameter 0.129 cm (no. 16 copper wire) and...
An extension cord made of two wires of diameter 0.129 cm (no. 16 copper wire) and of length 2.3 m is connected to an electric heater which draws 16.5 A on a 120-V line. The resistivity of copper is 1.68×10−8Ω⋅m. Part A How much power is dissipated in the cord? Express your answer to two significant figures and include the appropriate units. P P = nothingnothing SubmitRequest Answer
A 24.0-cm diameter coil consists of 45 turns of circular copper wire 3.0 mm in diameter....
A 24.0-cm diameter coil consists of 45 turns of circular copper wire 3.0 mm in diameter. A uniform magnetic field, perpendicular to the plane of the coil, changes at a rate of 7.85×10−3 T/s . The resistivity of copper is 1.68×10−8Ω⋅m. Determine the current in the loop. (Express your answer to two significant figures and include the appropriate units.) Determine the rate at which thermal energy is produced. (Express your answer to two significant figures and include the appropriate units.)
A 24.0-cm diameter coil consists of 45 turns of circular copper wire 3.0 mm in diameter....
A 24.0-cm diameter coil consists of 45 turns of circular copper wire 3.0 mm in diameter. A uniform magnetic field, perpendicular to the plane of the coil, changes at a rate of 7.85×10−3 T/s .The resistivity of copper is 1.68×10−8Ω⋅m. a) Determine the current in the loop. (Express your answer to two significant figures and include the appropriate units.) b) Determine the rate at which thermal energy is produced.(Express your answer to two significant figures and include the appropriate units)
How long must a 0.64-mm-diameter aluminum wire be to have a 0.54 A current when connected...
How long must a 0.64-mm-diameter aluminum wire be to have a 0.54 A current when connected to the terminals of a 1.5 V flashlight battery? Express your answer to two significant figures and include the appropriate units. : HÅR O ? L = Value Units Submit Request Answer Part B What is the current if the wire is half this length? Express your answer to two significant figures and include the appropriate units. 1 = Value Units Submit Request Answer
Predict/Calculate Problem 23.58 9 of 15 Review An AWG 24 copper wire with a diameter of...
Predict/Calculate Problem 23.58 9 of 15 Review An AWG 24 copper wire with a diameter of 0.511 Imm is tightly wrapped (one turn per wire diameter) around a 2.5-cm-diameter tube. As the number of turns increases, the inductance L of the resulting solenoid increases, and so does the resistance R of the wire because its length increases. Part A Part B Part C Find T for N = 300 turns. Express your answer to three significant figures and include appropriate...
In (Figure 1) the top wire is 1.80-mm-diameter copper wire and is suspended in air due...
In (Figure 1) the top wire is 1.80-mm-diameter copper wire and is suspended in air due to the two magnetic forces from the bottom two wires. The current flow through the two bottom wires is 81 A in each. Part A Calculate the required current flow in the suspended wire (M). Express your answer to two significant figures and include the appropriate units. μΑ 1.12 ]] ? Icu = Value Units Figure 1 of 1 Submit Request Answer M <...
previous 3of9 Problem 30.16 Part A A hollow copper wire with an inner diameter of 1.0...
previous 3of9 Problem 30.16 Part A A hollow copper wire with an inner diameter of 1.0 mm and an outer diameter of 2.0 mm carries a current of 13 A What is the current density in the wire? Express your answer to two significant figures and include the appropriate units. J-Value Units Submit My Answers Give Up Provide Feedback Continue
1. Part A What is the diameter of a 1.00-m length of tungsten wire whose resistance...
1. Part A What is the diameter of a 1.00-m length of tungsten wire whose resistance is 0.45 Ω ? Express your answer using two significant figures. 2. Part A What is the maximum instantaneous power dissipated by a 3.4-hp pump connected to a 240-Vrms ac power source? 1 hp = 746 W. Express your answer using two significant figures. Part B What is the maximum current passing through the pump? Express your answer to two significant figures and include...
Constants One end of a 62-cm-long copper rod with a diameter of 2.6 cm is kept...
Constants One end of a 62-cm-long copper rod with a diameter of 2.6 cm is kept at 500 °C, and the other is immersed in water at 22 °C. Part A Calculate the heat conduction rate along the rod. Express your answer to two significant figures and include the appropriate units. C'H HÅ N O O ? Q = Value J/s Submit Request Answer
How long must a 0.64-mm-diameter aluminum wire be to have a 0.54 A current when connected to the terminals of a 1.5 V flashlight battery? Express your answer to two significant figures and include the appropriate units. : HÅR O ? L = Value Units Submit Request Answer Part B What is the current if the wire is half this length? Express your answer to two significant figures and include the appropriate units. 1 = Value Units Submit Request Answer
Predict/Calculate Problem 23.58 9 of 15 Review An AWG 24 copper wire with a diameter of 0.511 Imm is tightly wrapped (one turn per wire diameter) around a 2.5-cm-diameter tube. As the number of turns increases, the inductance L of the resulting solenoid increases, and so does the resistance R of the wire because its length increases. Part A Part B Part C Find T for N = 300 turns. Express your answer to three significant figures and include appropriate...
In (Figure 1) the top wire is 1.80-mm-diameter copper wire and is suspended in air due to the two magnetic forces from the bottom two wires. The current flow through the two bottom wires is 81 A in each. Part A Calculate the required current flow in the suspended wire (M). Express your answer to two significant figures and include the appropriate units. μΑ 1.12 ]] ? Icu = Value Units Figure 1 of 1 Submit Request Answer M <...
previous 3of9 Problem 30.16 Part A A hollow copper wire with an inner diameter of 1.0 mm and an outer diameter of 2.0 mm carries a current of 13 A What is the current density in the wire? Express your answer to two significant figures and include the appropriate units. J-Value Units Submit My Answers Give Up Provide Feedback Continue
Constants One end of a 62-cm-long copper rod with a diameter of 2.6 cm is kept at 500 °C, and the other is immersed in water at 22 °C. Part A Calculate the heat conduction rate along the rod. Express your answer to two significant figures and include the appropriate units. C'H HÅ N O O ? Q = Value J/s Submit Request Answer
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