A hollow copper wire with an inner diameter of 1.0 mm and an outer diameter of 2.3 mm carries a current of 8.0 A. Part A What is the current density in the wire? Express your answer with the appropriate units. • View Availlable Hint(s) HẢ ? J Value Units Suhmit
Q: The figure here shows three cylindrical copper conductors along with their face areas and lengths.…
A:
Q: In the circuit shown in the figure (Figure 1), S1 has been closed for a long enough time so that the…
A:
Q: A 1.40-m-long metal bar is pulled to the right at a steady 5.9 m/s perpendicular to a uniform,…
A: Given: Length of the metal bar , I = 1.40 m velocity, V= 5.9 m/s Magnetic feild, b = 0.730 T…
Q: Part Á A 13-cm-long nichrome wire is connected across the terminals of a 1.5 V battery. What is the…
A: Given,length of the nichrome wire, L = 13 cmpotential across the battery terminals, V = 15 V
Q: A 8.5 V potential difference is applied between the ends of a 0.80-mm-diameter, 90-cm-long nichrome…
A:
Q: A hollow copper wire with an inner diameter of 1.0 mm and an outer diameter of 2.3 mm carries a…
A:
Q: Consider the circuit shown in the figurea Suppose the four resistors in this cirout have the values…
A: Given:- R1=11Ω R2=6.5Ω R3=6.2Ω R4=12Ω…
Q: In an integrated circuit, the current density in a 2.2-um-thick x 79-um-wide gold film is 7.1×105…
A: Current density is the amount of electric current traveling per unit cross-section. It is a vector…
Q: In an integrated circuit, the current density in a 2.3-um-thick x 75-um-wide gold film is 7.0x105…
A:
Q: Two conductors are made of the same material and have the same length. Conductor A is a solid wire…
A: Given: Diameter of conductor A = 1.5mm Inner Diameter of conductor B = 2.7mm Outer Diameter of…
Q: Problem 1 A single nerve or muscle cell is stretched along the r aris and embedded in an infinite…
A: Basic Details Current density due to a wire can be defined as the product of the conductivity and…
Q: A hollow copper wire with an inner diameter of 1.0 mm and an outer diameter of 2.5 mm carries a…
A: Given Data :Inner diameter d1 = 1 ×10-3 mouter diameter d2 = 2.5 ×10-3 mCurrent in the wire I = 13…
Q: r resistors are connected to a battery as shown in the R,=2R re. The current through the battery is…
A: resistance in series R = R1 + R2 Resistance in parallel 1/R =1/
Q: Don't use chatgpt will upvote and provide solution in Handwritten form neat and clean and please be…
A: Step 1: Step 2: Step 3: Step 4:
Q: A steel wire of length L and radius r₁ has a resistance R. A second steel wire has the same length…
A:
Q: When a potential difference of 12 V is applied to a wire 7.2 m long and 0.34 mm in diameter the…
A:
Q: IP A bird lands on a bare copper wire carrying a current of 40 A The wire is 8 gauge, which means…
A:
Q: A student is investigating how the length of a wire affects its resistance. The student connects…
A: Step 1: Concept:The length of the wire is inversely proportional to the current. Longer wires means…
Q: ▼ Part A For what electric field strength would the current in a 1.7-mm-diameter nichrome wire be…
A:
Q: Part A The starter motor of a car engine draws a current of 200 A from the battery. The copper wire…
A:
Q: Part A Describe how to use this galvanometer to make an ammeter to read currents up to 35 A. A…
A: A galvanometer is an instrument that can detect and measure small amounts of current in an…
Q: Don't use chat gpt It Chatgpt means downvote please
A:
Q: Part A A 100-W lightbulb has a resistance of about 12 N when cold (20 °C) and 144 Q when on (hot).…
A:
Q: Part A A 100-W lightbulb has a resistance of about 12 N when cold (20 °C) and 136 N when on (hot).…
A:
Q: A 1.4x10³ V/m electric field creates a 3.5x10¹7 elec/s current in a 1.2-mm-diameter aluminum wire.…
A: The drift speed of electrons in a conductor is given by: v=InAe Where I is the current, n is the…
Q: A capacitor is discharged through a 20.0 2 resistor. The discharge current decreases to 25.0% of its…
A: Solution attached in the photo
Q: A circuit calls for a 0.500 mm -diameter copper wire to be stretched between two points. You don't…
A:
Q: A 4200 resistor is connected across a charged 0.810 nF capacitor. The initial current through the…
A: Resistance, R = 4200 Ω Capacitance, C = 0.81 nF => C = 0.81*10-9 F Current, I = 0.269 A
Q: of 4.50 V You apply a potential difference between the ends of a wire that is 2.50 m in length and…
A:
Q: Calculate the ratio of the resistance of 14.0 m of aluminum wire 2.5 mm in diameter, to 25.0 m of…
A:
Q: The current supplied by a battery as a function of time is I(t) = Ioe i/T where Io =4.68 A and T…
A:
Q: Part A A standard 100 W (120 V) lightbulb contains a 9.40 cm -long tungsten filament. The…
A:
Q: The resistance of a wire varies with temperature. Determine the temperature (in °C) at which the…
A:
Q: A current of 0.89 A flows through a copper wire 0.78 mm in diameter when it is connected to a…
A: Resistance (R) = (ρ * L) / Awhere:R = Resistance (in ohms)ρ = Resistivity of copper (1.68 x 10^-8…
Q: A circuit consists of a battery connected to three resistors (70 2, 30 N, and 170 2 ) in parallel.…
A: current through 30ohm is 1.8 ampere and through 170ohm is 0.31 ampere.
Q: What is the resistance of the 0.660 mm -diameter, 5.10 cm -long lead from a mechanical pencil? 15]…
A: Given data: A carbon pencil Diameter (d) = 0.660 mm Length (L) = 5.10 cm Required: The resistance…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- I Review | Const The femoral artery is the large artery that carries blood to the leg. Part A What is the resistance of a 24-cm-long column of blood in a 1.2-cm-diameter femoral arter The conductivity of blood is 0.63 N-1 m -1 Express your answer to two significant figures and include the appropriate units. μΑ ? R = 339823 Ω Submit Previous Answers Request Answer X Incorrect; Try Again; 28 attempts remainingA potential difference, V, is applied across the length of a conducting wire with resistivity, p, radius, r, and length, L. (a) Write symbolic expressions for the following in terms of V, p, r, and L (ONLY and as needed), along with any constants. • Electric Field Strength: E = • Resistance: R = • Current: I = • Current Density: J = (b) Combine the equations above to obtain symbolic expressions for the current and current density in terms of V, E, R, and p (ONLY and as needed). Don't look it up! See how it all fits together! || • J=Part A For what emf Ɛ does the 200 N resistor in the following figure dissipate no power if AV = 150 V ? (Figure 1) Express your answer with the appropriate units. Figure 1 of 1 ? HA Value 100 N 300 N V AV 200 N E?
- F2 An aluminum wire 1.628 mm in diameter (14-gauge) carries a current of 5 amps. Overall Hint a. What is the number density of charge carriers (electrons) in the wire? # 3 3 Hint for (a) 1 The number density of electrons in the wire is m³ (Use "E" notation to enter your answer in scientific notation. For example, to enter 3.14 × 10¹2, enter "3.14E12".) b. What is the magnitude of the drift velocity of the electrons? Hint for (b) The drift velocity of the electrons is vd = c. What would be the drift velocity if the same gauge copper were used instead of aluminum? Hint for (c) For the same gauge copper wire, the drift velocity would be va r Question Help: Message instructor Submit Question There is a disconnect between how small drift velocities are and how quickly electrical signals travel through wires (nearly at the speed of light). For the moment, treat the two as completely unrelated to each other. 80 F3 54 $ 4 F4 C do 5 % F5 ㅏ < 6 6 MacBook Air F6 = & 7 8 AA m/s. F7 * 8 m/s. DII F8…In an integrated circuit, the current density in a 2.3-um-thick x 75-um-wide gold film is 7.0x105 A/m² Part A How much charge flows through the film in 15 min? Express your answer to two significant figures and include the appropriate units. Q = μA Value Submit Request Answer Units ?Ammeter R +1 V Assume that you constructed the circuit above and you would like to measure the current flowing through the circuit. Also assume that the ammeter that you use for this measurement is ideal with no internal resistance. Please choose the correct ranges which provide the most accurate measurement results for the circuit for the corresponding V and R values. For V= 10 V R= 2 kn Choose. + For V= 5 V R= 100 2 Choose. + Windows'u Etkinleştir For Windows'u etkinleştirmek için Ayarlar'a gidin. V= 5 V R= 40 kQ Choose.. +
- Current and Current Density at a Junction 2 of 20 I Review | Constants The magnitudes of the current density and the diameters for wires 1 and 2 are given in the table. The current directions are indicated by the arrows. Current density Diameter Wire Consider the juncion of three wires as shown in the diagram. (Figure 1) (A/mm²) (mm) 1 2.7 1.8 2 4.4 2.6 Figure Part A Find the current I3 in wire 3. Wire 1 Express your answer in amperes to two significant figures. Call current out of the junction positive and current into the junction negative. Wire 2 • View Available Hint(s) Πνα ΑΣφ Wire 3 I3 = SubmitProblem 1 A potential difference of 3 volts is applied across a tungsten wire 500 mm long with a diameter of 0.1 mm. What is the current flow in the wire? How much power is dissipated in the wire? The electrical conductivity of tungsten is 1.8x107 S/m - a S/m is 1 (Nm)-1I Review | Constants A3.80 mm diameter wire carries a 15.2 A current when the electric field is 8.60x 10-2 V/m. Part A What is the wire's resistivity? p= 6.42x10-8 2m Submit Previous Answers Correct Correct answer is shown. Your answer 6.4167-10-8 = 6.4167x10-8 Qm was either rounded differently or used a different number of significant figures than required for this part. Part B If a battery voltage of 8.55 V is applied to this wire to produce this current, how long must it be? ? L= 994 Submit Previous Answers Request Answer X Incorrect; Try Again; 2 attempts remaining