Here is a plot of the voltage measured as a function of distance along a metal wire. Use this information to estimate the current density in the wire, knowing that the conductivity of this particular metal is 3.53×107??1m?13.53×107??1m?1.
![5.0 3.0 1.0 30 40 20 distance [cm] 10](http://img.homeworklib.com/questions/c67bae20-7402-11eb-86f7-b56f34d7f678.jpg?x-oss-process=image/resize,w_560)
A/m2
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Here is a plot of the voltage measured as a function of distance
along a metal...
A copper wire 10 m long must experience a voltage drop of less than 1.0 V...
A copper wire 10 m long must experience a voltage drop of less than 1.0 V when a current of 3.0 A passes through it. Using the data in Table 12.1, compute the minimum diameter of the wire. Table 12.1 Room-Temperature Electrical Conductivities for Nine Common Metals and Alloys Metal Electrical Conductivity (22-m)!) Silver 6.8 * 107 Copper 6.0 x 107 Gold 4.3 x 107 Aluminum 3.8 x 107 Brass (70 Cu-30 Zn) 1.6 × 107 Iron 1.0 x 107...
The figure below shows a plot of an electric potential as a function of distance along...
The figure below shows a plot of an electric potential as a function of distance along the z-axis. From this information, determine the e-component of the electric field at each of the following displacements. 60 2 50 40 30 20 10 0 x (m) (a)0.50 m Number Units (b) 1.50 m Number Units
5) The figure below illustrates a large, flat, metal rectangular plate having large length, L (measured...
5) The figure below illustrates a large, flat, metal rectangular plate having large length, L (measured along the x-axis), large width, W (measured along the y-axis), and small thickness T (measured along the z-axis). Current I flows through the plate with uniform current density (directed along the positive x-axis) a) Use a symmetry argument to determine the direction of the magnetic field near the center of the plate at a field point, which is a distance z above the geometric...
3. In a heat treatment process, a metal cube of side 2 cm, density 6000 kg/m²,...
3. In a heat treatment process, a metal cube of side 2 cm, density 6000 kg/m², and specific heat 300 J/kg.K is heated by convection from a hot fluid at temperature T, = 220 °C. The initial temperature of the cube is T; = 20 °C. If the temperature T within the cube may be taken as uniform, write down the equation that governs the temperature as a function of time t. Obtain the general form of the solution. If...
please help, thermal design aubject 3. In a heat treatment process, a metal cube of side...
please help, thermal design aubject
3. In a heat treatment process, a metal cube of side 2 cm, density 6000 kg/m', and specific heat 300 J/kg.K is heated by convection from a hot fluid at temperature TE = 220 °C. The initial temperature of the cube is T; = 20 °C. If the temperature T within the cube may be taken as uniform, write down the equation that governs the temperature as a function of time t. Obtain the general...
just letter suffice . all 4 qs photon with a frequency of 2.5 x 1015 Hz strikes the surface of a metal. If the can be stopped by a voltage of 3.0 v, the work function of the metal is 41) An Ultrav...
just letter suffice . all 4 qs
photon with a frequency of 2.5 x 1015 Hz strikes the surface of a metal. If the can be stopped by a voltage of 3.0 v, the work function of the metal is 41) An Ultraviolet electrons that are ejected be a. 5.3 eV and the photon has an energy o b. 8.2 eV and the photon has an energy of 1.3 x 10s Joules c. 5.3 eV and the photon has an...
SALEM STATE Department of Chemistry ) An ordinary fashlight uses tuo identical AA-batteries connected in series....
SALEM STATE Department of Chemistry ) An ordinary fashlight uses tuo identical AA-batteries connected in series. If each battery has a voltage of err tneglecting nternal resistance), and the bulb draws 0.504 when turned on, the resistance of the balb is: A) zero 13) 1.0 ? c) 2.0 ? D) 3.0 2 E) 4.02 (2) In problems 1, the power dissipated when the bulb turned on is: A) zero B) 10 W C)20 w D)3.0 W E) 40 W (3)...
Table 1: Data for Solenoid 1. Voltage IV) Current A o 0 06 10 031 0...
Table 1: Data for Solenoid 1. Voltage IV) Current A o 0 06 10 031 0 011 020 099 07 2.71 35 0.96 1.25 19 25 5.7 Taille 2. Data for Solenoid 2. Current(A) 2005 003 0.075 0.1 125 9.15 0.2 0225 .244 1.146 289 382 47 5.78 7.68 821 Table 3. Data for field as a function of distance from center of Solenoid (Current A Distance center of solenoid 55 ledge of 812.5 cm from deel 30.505 cm from...
please, answer all the questions Question 5 a) A transformer has 500 turns on the primary...
please, answer all the questions
Question 5 a) A transformer has 500 turns on the primary and 1500 turns on the secondary. If the output voltage is 36 V what is the input voltage? What type of transformer is this? (3 marks) b) 100 kW is delivered to a town along power lines that have a total resistance of 0.4 0. Calculate the power loss if the electricity is delivered at a voltage of () 240 V and (ii) 24kV....
please, answer all questions Question 4 a) Two 8k resistors are connected as a potential divider...
please, answer all questions
Question 4 a) Two 8k resistors are connected as a potential divider with a supply p.d. of 20 mv. What is the current flowing and the p.d. across each resistor? (5 mark) b) The circuit shows four arrangements A, to D of three 2uF capacitors which arrangement has the smallest capacitance, the largest capacitance. (5 mark) Total 10 marks Space to answer Question 4 here А HAHE D HA Question 5 a) A transformer has 500...
A copper wire 10 m long must experience a voltage drop of less than 1.0 V when a current of 3.0 A passes through it. Using the data in Table 12.1, compute the minimum diameter of the wire. Table 12.1 Room-Temperature Electrical Conductivities for Nine Common Metals and Alloys Metal Electrical Conductivity (22-m)!) Silver 6.8 * 107 Copper 6.0 x 107 Gold 4.3 x 107 Aluminum 3.8 x 107 Brass (70 Cu-30 Zn) 1.6 × 107 Iron 1.0 x 107...
The figure below shows a plot of an electric potential as a function of distance along the z-axis. From this information, determine the e-component of the electric field at each of the following displacements. 60 2 50 40 30 20 10 0 x (m) (a)0.50 m Number Units (b) 1.50 m Number Units
5) The figure below illustrates a large, flat, metal rectangular plate having large length, L (measured along the x-axis), large width, W (measured along the y-axis), and small thickness T (measured along the z-axis). Current I flows through the plate with uniform current density (directed along the positive x-axis) a) Use a symmetry argument to determine the direction of the magnetic field near the center of the plate at a field point, which is a distance z above the geometric...
3. In a heat treatment process, a metal cube of side 2 cm, density 6000 kg/m², and specific heat 300 J/kg.K is heated by convection from a hot fluid at temperature T, = 220 °C. The initial temperature of the cube is T; = 20 °C. If the temperature T within the cube may be taken as uniform, write down the equation that governs the temperature as a function of time t. Obtain the general form of the solution. If...
please help, thermal design aubject
3. In a heat treatment process, a metal cube of side 2 cm, density 6000 kg/m', and specific heat 300 J/kg.K is heated by convection from a hot fluid at temperature TE = 220 °C. The initial temperature of the cube is T; = 20 °C. If the temperature T within the cube may be taken as uniform, write down the equation that governs the temperature as a function of time t. Obtain the general...
just letter suffice . all 4 qs
photon with a frequency of 2.5 x 1015 Hz strikes the surface of a metal. If the can be stopped by a voltage of 3.0 v, the work function of the metal is 41) An Ultraviolet electrons that are ejected be a. 5.3 eV and the photon has an energy o b. 8.2 eV and the photon has an energy of 1.3 x 10s Joules c. 5.3 eV and the photon has an...
SALEM STATE Department of Chemistry ) An ordinary fashlight uses tuo identical AA-batteries connected in series. If each battery has a voltage of err tneglecting nternal resistance), and the bulb draws 0.504 when turned on, the resistance of the balb is: A) zero 13) 1.0 ? c) 2.0 ? D) 3.0 2 E) 4.02 (2) In problems 1, the power dissipated when the bulb turned on is: A) zero B) 10 W C)20 w D)3.0 W E) 40 W (3)...
Table 1: Data for Solenoid 1. Voltage IV) Current A o 0 06 10 031 0 011 020 099 07 2.71 35 0.96 1.25 19 25 5.7 Taille 2. Data for Solenoid 2. Current(A) 2005 003 0.075 0.1 125 9.15 0.2 0225 .244 1.146 289 382 47 5.78 7.68 821 Table 3. Data for field as a function of distance from center of Solenoid (Current A Distance center of solenoid 55 ledge of 812.5 cm from deel 30.505 cm from...
please, answer all the questions
Question 5 a) A transformer has 500 turns on the primary and 1500 turns on the secondary. If the output voltage is 36 V what is the input voltage? What type of transformer is this? (3 marks) b) 100 kW is delivered to a town along power lines that have a total resistance of 0.4 0. Calculate the power loss if the electricity is delivered at a voltage of () 240 V and (ii) 24kV....
please, answer all questions
Question 4 a) Two 8k resistors are connected as a potential divider with a supply p.d. of 20 mv. What is the current flowing and the p.d. across each resistor? (5 mark) b) The circuit shows four arrangements A, to D of three 2uF capacitors which arrangement has the smallest capacitance, the largest capacitance. (5 mark) Total 10 marks Space to answer Question 4 here А HAHE D HA Question 5 a) A transformer has 500...
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