The figure gives the electric potential V(x) along a copper wire carrying uniform current, from a point of higher potential V = 8.00 µV at x 0 to a point of zero potential at x, = 3.00 m. The wire has a radius of 2.30 mm, and copper has a resistivit 1.69 x 108Q-m. What is the current in the wire? %3D
Q: QUESTION 1 A cylinderical resistor of radius R=65 mm and length L= 87 cm is made of material that…
A:
Q: The earth's surface has a negative surface charge density of 10-9 C m². The potential difference of…
A:
Q: What is the resistance of a 2.54-cm-diameter rod of pure silicon that is 20.0 cm long. What current…
A:
Q: A copper wire of radius a = 0.161 mm has an aluminum jacket of outer radius b = 0.224 mm. There is a…
A: Data Given , Inner Radius of the wire ( a ) = 0.161 mm = 0.161 × 10-3 m Outer Radius of wire ( b )…
Q: The figure shows wire section 1 of diameter D1 = 5.50R and wire section 2 of diameter D2 = 4.00R,…
A: Given: The diameter of section 1 is 5.50R. The diameter of section 2 is 4.00R. The length L is 1.70…
Q: Wire C and wire D are made from different materials and have length Lc Lo = 2.3 m. The resistivity…
A: length of rod C and rod D is Lc = LD = 2.3m Resistivity of rod C = 4.4 x 10-6 ohm-m Resistivity of…
Q: Wire C and wire D are made from different materials and have length LC = LD = 3.6 m. The resistivity…
A: Given, Wire C and wire D have length 3.6 m and diameter 1.06 mm and 0.73mm respectvily
Q: A block in the shape of a rectangular solid has a crosssectional area of 3.50 cm2 across its width,…
A: Given:- cross-sectional area (A)= 3.50 cm2 =0.000350 m2 Resistance (R)= 935 ohm. length (L)=15.8…
Q: A long wire with a radius of 0.400 cm carries a current. The potential difference across a 3.00 m…
A: Given The radius of the wire is r=0.4 cm=0.4×10-2 m. The potential difference across 3 m long wire…
Q: A rod of 2.0-m length and a square (2.0 mm × 2.0 mm) cross section is made of a material with a…
A: Given data: Length (L) = 2.0 m Cross section area (A) = 2.0 mm × 2.0 mm Resistivity (ρ) = 6.0×10-8…
Q: An aluminum wire with a diameter of 0.125 mm has a uniform electric field of 0.215 V/m imposed along…
A: Given data The diameter of the aluminium wire is: d = 0.125 mm = 0.125 x 10-3 m The magnitude of the…
Q: An aluminum wire with a diameter of 0.100 mm has a uniform electric field of 0.200 V/m imposed along…
A:
Q: Wire C and wire D are made from different materials and have length LC = LD = 4.3 m. The resistivity…
A: Since you have posted questions with multiple sub-parts, we will solve the first three for you. To…
Q: The Figure shows wire section 1 of diameter D1 = 4.00R and wire section 2 of diameter D2 = 2.00R,…
A:
Q: A long wire with a radius of 0.400 cm carries a current. The potential difference across a 3.40 m…
A: (a) From Ohm’s law, Here, V, I and R represent the potential difference, the current flow in the…
Q: The two segments of the wire shown have equal diameters and equal lengths but different…
A: Let I denote the current, ρ1 and ρ2 denote the resistivity of the materials, l denote the length of…
Q: A 5 V potential difference is maintained across a 1.1 m length of tungsten wire that has a…
A:
Q: copper wire is r = 2.19 cm in radius and 2.6 m in length, has a resistivity of 1.72x10^-8 Ω m, and…
A: Given: The radius of the wire is 2.19 cm. The length of the wire is 2.6 m. The resistivity of the…
Q: wire has a diamter of D=0.65 cm and is L=6.5 m long. When connected to a V=14 V source the wire…
A:
Q: The figure shows wire section 1 of diameter D1 = 6.50R and wire section 2 of diameter D2 = 4.00R,…
A:
Q: An aluminum wire with a diameter of 0.115 mm has a uniform electric field of 0.195 V/m imposed along…
A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…
Q: A wire is made from a material having a temperature coefficient of resistivity of 0.00125 (°C)". In…
A:
Q: 50 2 300 A 9V 100 Q What is the voltage drop across the 50 S2 resistor O a O b 6 V 3 V 7 V 9 V
A: Apply Kirchoff's voltage law to calculate the current in the left loop. 9 V-I50 Ω-I100 Ω=0I=0.06 A
Q: A long wire with a radius of 0.400 cm carries a current. The potential difference across a 3.60 m…
A:
Q: What current flows through a 0.50 mm diameter rod of annealed Copper that is 90.0 cm long, when 12 V…
A: Resistance is given by: R = ρ*L/A ρ = resistivity of annealed copper = 1.72*10^-8 ohm-m L = length…
Q: Consider a portion of a cell membrane that has a thickness of 7.50 nm and 1.8 pm x 1.8 pm in area. A…
A:
Q: Three equally long meter-long copper wires with diameters of 1 mm, 2 mm and 3 mm are connected in…
A: The area of the first wire is, A1=πr12=πd124=3.141 mm24=0.785 mm2 The area of the second wire is,…
Q: 8. A rectangular solid made of carbon has sides of lengths 1.0 cm, 2.0 cm, and 4.0 cm, lying along…
A: Given : Dimensions of rectangular solid x = 1.0 cm = 0.01 m y = 2.0 cm = 0.02 m z = 4.0 cm = 0.04 m…
Q: The room temperature resistivity of gold isp= 2.44 x 10-8 N. m.Agold wire that is 0.75 mm in…
A:
Q: A long wire with a radius of 0.450 cm carries a current. The potential difference across a 3.10 m…
A: The radius of the long wire is r= 0.450 cm= 0.45x10-2 m. The length of the wire section is L = 3.10…
Q: An aluminum wire (p = 2.82x108 Qm at 20 °C and a = 3.9x10³ °C') with a diameter of 0.085 mm has a…
A:
Q: The figure shows wire section 1 of diameter D1 = 5.50R and wire section 2 of diameter D2 = 4.0OR,…
A: Given that , For section 1 Diameter ,D1 = 5.50R ; Radius ,r1 = 2.75R For section 2 Diameter,D2 =…
Q: The current in a certain wire at 20.0°C is 2.40 A when the potential difference between the ends of…
A:
Q: The density and resistivity of a cubic metal of mass m=81 g are d=3 g/cm3 and ρ=1.5 x 10-8…
A:
Q: A copper transmission cable (p = 1.72 × 10¬8 Qm) 250 km long and 20 cm in diameter, caries a current…
A: SOLUTION AS
Q: 2. A belt is transferring charge to the high-potential inner shell of a Van de Graaff accelerator at…
A: Given values: Current, I=2.83×10-3 C/s Width of the belt, w=50 cm Velocity,v=30 m/s
Q: A spool of copper wire 320 m long and with a diameter of 0.360 mm is at 20.0°C. For copper, the…
A:
Q: An aluminum wire (ρ = 2.82x10-8Ωm at 20 °C and α = 3.9x10-3°C-1)with a diameter of 0.085 mm has a…
A:
Q: Q2Silver wire with cross section area 0.923mm2 , the resistivity = 10.49g/cm3 and the molar mass…
A: The cross sectional area is, A=0.923 mm210-6 m21 mm2=0.923×10-6 m2 The resistivity is, ρ=10.49…
Q: The figure gives the electric potential V(x) along a copper wire carrying uniform current, from a…
A: The resistance of a wire of length L, cross-section area A, and resistivity ρ is given by, R=ρLA The…
Q: Wire C and wire D are made from different materials and have length LC = LD = 3.1 m. The resistivity…
A: The electric potential difference between point 1 and 2 is the potential drop in wire C.Write the…
Q: A 100km long high voltage transmission line that uses an unknown material has a diameter of 3 cm and…
A: Given, Length of the transmission line (L) = 100 km =100×103 m. Diameter of the transmission line…
Q: A conductive thin spherical shell with radius r1=1mm is placed in the center of another conductive…
A:
Q: The potential difference between points in a wire 75.0 cm apart is 0.938 V when the current density…
A:
Q: Kiting during a storm. The legend that Benjamin Franklin flew a kite as a storm approached is only a…
A: Given:
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
- Activity #3. Quantitative Problem Direction: Solve the problem as directed. Show your solution and write your answers on the box. (1) A silver wire 1.00 mm in diameter transfers a charge of 65.0 C in 1 hr. 15.0 min. Silver contains 5.0 x 1028 electrons per cubic meter. What is the current in the wire? What is the magnitude of the drift velocity of the electrons in the wire?Y A rectangular block of metal of resistivity phas dimensions d x 2d x 3d. A potential difference V is to be applied between two opposite faces of the block. Part B What is the maximum current density Jax from Part A? Express your answer in terms of some or all of the variables V. p (the resistivity of the material), and d. View Available Hint(s) jmax Submit Part D Imax = IVE 15] ΑΣΦΑΛΟ Submit Previous Answers What is this maximum current? Express your answer in terms of some or all of the variables V, p (the resistivity of the material), and d. View Available Hint(s) VE ΑΣΦ Previous Answers ? X Incorrect; Try Again; 5 attempts remaining ?A 1.0x10-3 electrons/s current in a 1.2-mm-diameter V/m electric field creates a 2.5x1017 aluminum wire. Part A What is the drift speed? Express your answer using two significant figures. Vd = m/s Submit Request Answer Part B What is the mean time between collisions for electrons in this wire? Express your answer using two significant figures. ? T =
- Review | Constants Part A A 8.6x10-4 V/m electric field creates a 2.5x1017 electrons/s current in a 1.3-mm-diameter aluminum wire. The density of mobile electron of aluminium is 6.0 × 1025 /m What is the drift speed? Express your answer using two significant figures. > View Available Hint(s) va = m/s Submit Part B What is the mean time between collisions for electrons in this wire? Express your answer using two significant figures. • View Available Hint(s) Hνα ΑΣφ ?An electrical conductor designed to carry large currents has a circular cross section 2.10 mm in diameter and is 13.0 m long. The resistance between its ends is 0.102 N. What is the resistivity of the material?5 Express your answer in ohm-meters. p= N.m Submit Request Answer Part B If the electric field magnitude in the conductor is 1.24 V/m, what is the total current? Express your answer in amperes. ? I = A Submit Request Answer Part C If the material has 8.5 x 1028 free electrons per cubic meter, find the average drift speed under the conditions of part B. Express your answer in meters per second. Πνα ΑΣΦ ? v = m/sPlease illustrate the problems. Only need the diagrams/ illustrations and not the answers In a given fluid, positive ions, each with three excess protons, move towards right at a steady rate of 4.5 x 1019 ions per minute and negative ions, each with two excess electron, move towards left at a steady rate of 2.5 x 1020 ions per minute. Determine the current directed to the right.An electric circuit has a battery with an EMF of 1.50 V. Its positive terminal is connected to its negative terminal by a copper wire in a circular loop having a radius of 0.500 m. Solve for the drift velocity in the wire if there is one free electron per copper atom.
- QUESTION 1 A 200-km-long high-voltage transmission line 3.3 cm in diameter carries a steady current of 1000 A. If the conductor is copper with a free charge density of 8.50×1048 electrons per cubic meter, what is the drift velocity (in um/s) of the electrons? QUESTION 2 The terminals of a hattery are connected across two resistors in series The resistances of the resistors are not the same Which of the following statements are correct? Click Save and Submit to save and submit. Click Save All Answers to save all answers. ASUS E3 f10 12 f3 f4 f5 f6 f7 24 7 8.(1) What is a definition of electric current? Label the variables. (2) Suppose that 1016 electrons pass through a cross-section of a wire each second. What is the current in the wire? (3) The current in a wire varies with time according to the relation / = 5+3t where I is in amperes andt is in seconds. What is the number of coulombs of charge that pass a cross section of the wire between t=3s and t=5s?tus or W tus (15%) Problem 1: Consider a wire made of copper with conductivity 6.0 x 107 02¹m¹, which has a circular cross-section of radius 0.17 mm. In a particular circuit, this wire carries a current of 2.5 A. Fequiere, Vanessa-vanessa fequiere@uconn.edu Completed Completed @theexpectta.com-Arackmg 10:2ZEN BALIMISTADA so may result in terminaisou your Expen TNI A 50% Part (a) What is the electric field, in volts per meter, inside this wire? E=1 sin() cotan() atan() cosh() cos() asin() acotan() tanh() Degrees Submit tan() acos() sinh() cotanh() Radians Hint E ( + VO Feedback 7 8 9 4 5 6 1 2 3 131 0 I give up! Feedback: 0% deduction per feedback. olanens sharing website is strictly forbidden. Doing Grade Summary Deductions Potential 0% 100% Submissions Attempts remaining: S (0% per attempt) detailed view Hints: 2% deduction per hint. Hints remaining: 1 50% Part (b) If we replace this wire with a gold one of the same size, with conductivity 4.1 x 1072 m, what will the electric field in…
- HW Q1.Nichrome wire has resistivity p=1.5*106 (Q.m) calculate the following a. The resistance per unit length if the radius of wire is 0.321 mm? R-4.6 Ωm b. If the potential difference of 10 V is maintained across a 10m length of Nichrom wire ,what is the current ? I=2.2A Q2Silver wire with cross section area 0.923mm2 , the resistivity = 10.49g/cm and the molar mass M=107.9g/mol, if the current pass though the wire is 0.123mA, calculate : 1.The electron density 2.The current density 3.Drift speed (va=1.42*10-3 m/s) %3D (n=5.855*1028 e/m') (j-133.26A/m2 ) Q3.a.Calculate the current density for Aluminum wire has radius 1mm and current 1mA? 318.31A/m? b. Calculate the drift speed for electrons in the wire ? 3.29*108 m/s if the pAL-2.7*10 kg/m3 and if you know that one mole in the Aluminum has mass equal to 26.98g and there is one conduction for each Aluminum atome?If 3.50 x 10 -3 kg of gold is deposited on the negative electrode of an electrolytic cell in a period of 2.93 h, what is the current in the cell during that period? Assume the gold ions carry one elementary unit of positive charge. 0.1582 Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. mAAn electric device draws 6.10 AA at 240 VV. If the voltage drops by 25 %, what will be current, assuming nothing else changes? Express your answer to two significant figures and include the appropriate units. I final= If the resistance of the device were reduced by 25 %, what current would be drawn at 240 VV? Express your answer to two significant figures and include the appropriate units. I final=