J8. Please show your work 1. The resistance and the magnitude of the current depend on...
J8. Please show your work
1. The resistance and the magnitude of the current depend on the path that the current takes. The drawing shows three situations in which the current takes different paths through a piece of material. Each of the rectangular pieces is made from a material whose resistivity is ? =
1.50 
10-2 ?
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J8. Please show your work
1. The resistance and the magnitude of the current depend on...
4 The resistance and magnitude of current depend on the path that the current takes. The...
4 The resistance and magnitude of current depend on the path that the current takes. The drawing shows two situations in which the current takes different paths through a piece of material. Each piece of material is connected to a 3.00-V battery. Which circuit has the greater resistance; a or b? Lo a) tby
Please help and show work. I keep getting the wrong answers for these problems 1. Cell...
Please help and show work. I keep getting the wrong answers for these problems 1. Cell membranes contain channels that allow Na + ions to rush in. Consider a channel that has a diameter of 2.91 nm and a length of 13.5 nm. If the channel has a resistance of 18.5 GΩ, what is the resistivity ? of the solution in the channel? 2. What is the resistance of a 54.154.1-m-long aluminum wire that has a diameter of 8.79 mm8.79...
PLEASE SHOW STEP BY STEP WORK . NO SHORTCUT. 1. Calculate the ratio of the resistance...
PLEASE SHOW STEP BY STEP WORK . NO SHORTCUT. 1. Calculate the ratio of the resistance of 15.0 m of aluminum wire 2.1 mm in diameter, to 23.0 m of copper wire 1.8 mm in diameter. The resistivity of copper is 1.68×10−8Ω⋅m and the resistivity of aluminum is 2.65×10−8Ω⋅m. PART A: Determine at what temperature aluminum will have the same resistivity as tungsten does at 24 ∘C. PART B: An electric car uses a 80-kW motor. If the battery pack...
Please show your work in details, comment on each step, write formulas, and plug in values...
Please show your work in details, comment on each step, write
formulas, and plug in values properly.
22. A Ņchcrom resistive wire of resistivity ρ=1 .49x1 0-6 Ω.m has a cross-sectional area A= 2.5x10-7m2. The wire is shaped into a semicircle of radius b-0.16m and is connected to an electric circuit as shown (a) Find the resistance of the resistive wire (b) Find the amount of charge that passes through the resistive wire in 60s. (c Calculate the magnetic field...
Please show all work for both I need to be able to reproduce the work with...
Please show all work for both I need to be able to reproduce the
work with different numbers. Thank you
6. The drawing shows a positive charge () and a negative charge (2) fixed to a circle. At the center of the circle they produce a net electric field that is directed along the horizontal axis. Determine the ratio q1/42 of the charges if α-350° and β-640°. X 1.567 1/ 7. Three point-like charges are placed as shown in the...
question 2,7,9 please Charge 1. (10 points) What is the current through a conductor if X...
question 2,7,9 please
Charge 1. (10 points) What is the current through a conductor if X electrons pass through a cross section in Y time? 2. (10 points) The current flowing through a conductor is X. If it flows for Y time, how many electrons is that X = 100 microamps, Y = 2 days 3. (10 points) A current XuA flows and Y electrons are transported. How long did it take? Resistivity 4. (10 points) An object is round...
Please show work! Problem-2. In the circuit shown below. (a) What is the total resistance as...
Please show work!
Problem-2. In the circuit shown below. (a) What is the total resistance as seen by the battery? (b) What is the current through Rı? (c) What is the power output of the battery? (d) What is the current through Rz? (e) What is the voltage between point A and point B? R =3.0 12 R2=4.0 12 B A R,=3.0 12 Rz=6.0 R =3.02 10.0 V
Please help with 5 and 6 AND SHOW UNITS 1. What is the resistance of a...
Please help with 5 and 6
AND SHOW UNITS 1. What is the resistance of a thin tube iled with saline solution that is 2 cm in length and has a cross sectional area of 1 x 10 m2? Assume the resistivity of salline solution to be 0.1 Qm How 2. much charge is moved over a period of 10 s for a circuit that has a current of 0.2 amperes? 3. A). Wha ch t is the electrical force...
please show work What is the magnitude and direction of the current at point a in...
please show work
What is the magnitude and direction of the current at point a in this circuit? (Ry=20, R2=40, R3=20, emf Ey=10 V, emf E7=20 V) Image size: SML Max # eml R w R2 - m RE emla Select the correct answer O I= 1.0 A to the left O I= 3.5 A to the left O I= 3.9 A to the right O I= 2.0 A to the right O = 3.0 A to the right
Please Show all work 6. The figure below shows three resistors R1-2 2, R2 42, and...
Please Show all work
6. The figure below shows three resistors R1-2 2, R2 42, and R3 6S2 configured in four different circuits with a battery, E -2 V. For each circuit, find the current emanating from the battery, I, and the currents passing through each of the three resistors, , l2, and l3. Show how you got your answers. R, R, R3 R3
4 The resistance and magnitude of current depend on the path that the current takes. The drawing shows two situations in which the current takes different paths through a piece of material. Each piece of material is connected to a 3.00-V battery. Which circuit has the greater resistance; a or b? Lo a) tby
Please show your work in details, comment on each step, write
formulas, and plug in values properly.
22. A Ņchcrom resistive wire of resistivity ρ=1 .49x1 0-6 Ω.m has a cross-sectional area A= 2.5x10-7m2. The wire is shaped into a semicircle of radius b-0.16m and is connected to an electric circuit as shown (a) Find the resistance of the resistive wire (b) Find the amount of charge that passes through the resistive wire in 60s. (c Calculate the magnetic field...
Please show all work for both I need to be able to reproduce the
work with different numbers. Thank you
6. The drawing shows a positive charge () and a negative charge (2) fixed to a circle. At the center of the circle they produce a net electric field that is directed along the horizontal axis. Determine the ratio q1/42 of the charges if α-350° and β-640°. X 1.567 1/ 7. Three point-like charges are placed as shown in the...
question 2,7,9 please
Charge 1. (10 points) What is the current through a conductor if X electrons pass through a cross section in Y time? 2. (10 points) The current flowing through a conductor is X. If it flows for Y time, how many electrons is that X = 100 microamps, Y = 2 days 3. (10 points) A current XuA flows and Y electrons are transported. How long did it take? Resistivity 4. (10 points) An object is round...
Please show work!
Problem-2. In the circuit shown below. (a) What is the total resistance as seen by the battery? (b) What is the current through Rı? (c) What is the power output of the battery? (d) What is the current through Rz? (e) What is the voltage between point A and point B? R =3.0 12 R2=4.0 12 B A R,=3.0 12 Rz=6.0 R =3.02 10.0 V
Please help with 5 and 6
AND SHOW UNITS 1. What is the resistance of a thin tube iled with saline solution that is 2 cm in length and has a cross sectional area of 1 x 10 m2? Assume the resistivity of salline solution to be 0.1 Qm How 2. much charge is moved over a period of 10 s for a circuit that has a current of 0.2 amperes? 3. A). Wha ch t is the electrical force...
please show work
What is the magnitude and direction of the current at point a in this circuit? (Ry=20, R2=40, R3=20, emf Ey=10 V, emf E7=20 V) Image size: SML Max # eml R w R2 - m RE emla Select the correct answer O I= 1.0 A to the left O I= 3.5 A to the left O I= 3.9 A to the right O I= 2.0 A to the right O = 3.0 A to the right
Please Show all work
6. The figure below shows three resistors R1-2 2, R2 42, and R3 6S2 configured in four different circuits with a battery, E -2 V. For each circuit, find the current emanating from the battery, I, and the currents passing through each of the three resistors, , l2, and l3. Show how you got your answers. R, R, R3 R3
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