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4. The resistivity of iron at 20°Cis 100n2m, while that of copper is 17.7n2m. You are building th...
A composite rod is made from stainless steel and iron and has a length of 0.532...
A composite rod is made from stainless steel and iron and has a length of 0.532 m. The cross section of this composite rod is shown in the drawing below and consists of a square within a circle The square cross section of the steel is 1.19 cm on a side. The temperature one end of the rod is 76.8 degree c, white it is 19.5 degree c at the other end. Assuming that no heat exits through the surface,...
2. (20 points) A copper wire with a square cross-section (side length 5 of 3.00 A. The two wires are parallel over a region of 20.0 cm, where they are 1.60 cm apa produces a magnetic field on the...
2. (20 points) A copper wire with a square cross-section (side length 5 of 3.00 A. The two wires are parallel over a region of 20.0 cm, where they are 1.60 cm apa produces a magnetic field on the copper wire. The copper wire is conn current directed rightward. Data of copper: resistivity = 1.68 x 10-8 Ωm; free electron number density-8.50 x 1028/㎡ a. What is the magnetic field the iron wire exert on the copper wire? (For this...
5.19 od of radius 1.5 cm in sistivities of copper and 5.11 A composite conductor 10...
5.19
od of radius 1.5 cm in sistivities of copper and 5.11 A composite conductor 10 m long consists of an inner core of steel of radi an outer sheath of copper whose thickness is 0.5 cm. Take the resistivities of steel as 1.77 X 10 and 11.8 X 10" . m, respectively. (a) Determine the resistance of the conductor (b) If the total current in the conductor is 60 A, what current flows in each metal? (c) Find the...
Include a written explanation of how you calculated the drift velocity. Problem II. A voltage Vo...
Include a written explanation
of how you calculated the drift velocity.
Problem II. A voltage Vo is applied across a horizontal bar of length L, with a square cross- section, d on a side. A current I, is flows through the bar. Answer the following in terms of the quantities given. a) Indicate in the drawing the end of the bar that is at the highest potential b) Find the electric field in the bar under these conditions. Give both...
How to do these two problems 3. -1 points OSColPhys2016 20.1.WA.008 My Notes Consider a copper...
How to do these two
problems
3. -1 points OSColPhys2016 20.1.WA.008 My Notes Consider a copper wire with a diameter of 2.51 mm. (a) What is the drift speed of the electrons in the copper wire when a current of 11.0 A flows through it? Assume that each copper atom contributes one free electron to the metal. The density of copper is 8.92 g/cm3 m/s (b) How does this drift speed compare to the random rms speed of an electron...
please answer d & e with full explanations, thanks! 1. This problem investigates the use of...
please answer d & e with full explanations, thanks!
1. This problem investigates the use of the Hall effect to study blood flow. When a current / travels along a conducting plate of width w, which lies perpendicular to a magnetic field B, a potential difference V develops across the plate as shown in the figure below. + + + + + + a. Show the direction of the electric field on the diagram. (Either copy the diagram from this...
Is #3 correct? "Sn(s)/Sn+2(aq) // Cu+2(aq)/Cu(s)" Also, I need help with #4 and #5. Thanks! (will...
Is #3 correct? "Sn(s)/Sn+2(aq) // Cu+2(aq)/Cu(s)"
Also, I need help with #4 and #5.
Thanks! (will rate!)
Section A. Constructing a Small-Scale Electrochemical Cell Objective To construct a small-scale electrochemical cell using a redox system, to measure the cell potential and derive thermodynamic quantities. Procedures 1. Connect the red and black alligator clips to the multimeter to read voltage. Set up the multimeter to read DC (direct current) voltage using the tab at the top. 2. Cut the filter paper...
pleas help me in this do any question you know using National Electrical Code 2011 Applied Electricity NEC...
pleas help me in this do any question you know using National
Electrical Code 2011
Applied Electricity NEC worksheet t hree Copper conductors with THHN insulation run in Electrical A branch-circuit Consther conductors. The conductor terminations are rated for a maximum ure in the area of this installation is not expected to exceed 30C size 8 AWG, the maximum ampacity of the conductors If the conductors for this circuit are permitted A 40 amperes. B. 50 amperes. to be used...
Consider a cylindrical capacitor like that shown in Fig. 24.6. Let d = rb − ra...
Consider a cylindrical capacitor like that shown in Fig. 24.6. Let d = rb − ra be the spacing between the inner and outer conductors. (a) Let the radii of the two conductors be only slightly different, so that d << ra. Show that the result derived in Example 24.4 (Section 24.1) for the capacitance of a cylindrical capacitor then reduces to Eq. (24.2), the equation for the capacitance of a parallel-plate capacitor, with A being the surface area of...
please help and thank you Materials Needed per class: 1 box of 24 microscope slides of...
please help and thank you
Materials Needed per class: 1 box of 24 microscope slides of meiosis 1 1 box of 24 microscope slides of meiosis 2 red and yellow popbead chromosome kits Objectives To become familiar with the process of meiosis and to be able to identify the principal phases of meiosis To understand how the process of meiosis is similar to mitosis and how it differs from mitosis Introduction The genetic information of a cell is encoded in...
A composite rod is made from stainless steel and iron and has a length of 0.532 m. The cross section of this composite rod is shown in the drawing below and consists of a square within a circle The square cross section of the steel is 1.19 cm on a side. The temperature one end of the rod is 76.8 degree c, white it is 19.5 degree c at the other end. Assuming that no heat exits through the surface,...
2. (20 points) A copper wire with a square cross-section (side length 5 of 3.00 A. The two wires are parallel over a region of 20.0 cm, where they are 1.60 cm apa produces a magnetic field on the copper wire. The copper wire is conn current directed rightward. Data of copper: resistivity = 1.68 x 10-8 Ωm; free electron number density-8.50 x 1028/㎡ a. What is the magnetic field the iron wire exert on the copper wire? (For this...
5.19
od of radius 1.5 cm in sistivities of copper and 5.11 A composite conductor 10 m long consists of an inner core of steel of radi an outer sheath of copper whose thickness is 0.5 cm. Take the resistivities of steel as 1.77 X 10 and 11.8 X 10" . m, respectively. (a) Determine the resistance of the conductor (b) If the total current in the conductor is 60 A, what current flows in each metal? (c) Find the...
Include a written explanation
of how you calculated the drift velocity.
Problem II. A voltage Vo is applied across a horizontal bar of length L, with a square cross- section, d on a side. A current I, is flows through the bar. Answer the following in terms of the quantities given. a) Indicate in the drawing the end of the bar that is at the highest potential b) Find the electric field in the bar under these conditions. Give both...
How to do these two
problems
3. -1 points OSColPhys2016 20.1.WA.008 My Notes Consider a copper wire with a diameter of 2.51 mm. (a) What is the drift speed of the electrons in the copper wire when a current of 11.0 A flows through it? Assume that each copper atom contributes one free electron to the metal. The density of copper is 8.92 g/cm3 m/s (b) How does this drift speed compare to the random rms speed of an electron...
please answer d & e with full explanations, thanks!
1. This problem investigates the use of the Hall effect to study blood flow. When a current / travels along a conducting plate of width w, which lies perpendicular to a magnetic field B, a potential difference V develops across the plate as shown in the figure below. + + + + + + a. Show the direction of the electric field on the diagram. (Either copy the diagram from this...
Is #3 correct? "Sn(s)/Sn+2(aq) // Cu+2(aq)/Cu(s)"
Also, I need help with #4 and #5.
Thanks! (will rate!)
Section A. Constructing a Small-Scale Electrochemical Cell Objective To construct a small-scale electrochemical cell using a redox system, to measure the cell potential and derive thermodynamic quantities. Procedures 1. Connect the red and black alligator clips to the multimeter to read voltage. Set up the multimeter to read DC (direct current) voltage using the tab at the top. 2. Cut the filter paper...
pleas help me in this do any question you know using National
Electrical Code 2011
Applied Electricity NEC worksheet t hree Copper conductors with THHN insulation run in Electrical A branch-circuit Consther conductors. The conductor terminations are rated for a maximum ure in the area of this installation is not expected to exceed 30C size 8 AWG, the maximum ampacity of the conductors If the conductors for this circuit are permitted A 40 amperes. B. 50 amperes. to be used...
Consider a cylindrical capacitor like that shown in Fig. 24.6. Let d = rb − ra be the spacing between the inner and outer conductors. (a) Let the radii of the two conductors be only slightly different, so that d << ra. Show that the result derived in Example 24.4 (Section 24.1) for the capacitance of a cylindrical capacitor then reduces to Eq. (24.2), the equation for the capacitance of a parallel-plate capacitor, with A being the surface area of...
please help and thank you
Materials Needed per class: 1 box of 24 microscope slides of meiosis 1 1 box of 24 microscope slides of meiosis 2 red and yellow popbead chromosome kits Objectives To become familiar with the process of meiosis and to be able to identify the principal phases of meiosis To understand how the process of meiosis is similar to mitosis and how it differs from mitosis Introduction The genetic information of a cell is encoded in...
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