A strip of doped silicon 260.0 um wide contains 8.80 × 1022 conduction electrons per cubic meter and an insignificant number of holes. When the strip carries a current of 102 µA, the drift speed of the electrons is 59.6 cm/s. What is the thickness of the strip? pm

Q: Estimate the average drift speed of the conduction electrons in a copper wire with a cross sectional…

A: Solution:  Given:- Area of cross-section of the copper wire, A=3.5x10-7 m2, current, I=2.8A, and the…

Q: A copper wire has 8.48×1028 free electrons per m3. If the cross sectional area of the wire is 3x10-6…

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Q: The density of free electrons in a cylindrical metal wire is 7×1028 m-3. The diameter d = 8.41 mm…

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Q: Q2Silver wire with cross section area 0.923mm? the resistivity = 10.49g/cm³ and the molar mass…

A: Area = 0.923 mm2= 9.23×10-7 m2Density (d) = 10.49 gcm3= 10490 kgm3M = 107.9 gmol Current (i) = 0.123…

Q: Copper has one conduction electron per atom. Its density is 8.89 g/cm' and its atomic mass is 63.54…

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Q: The density of free electrons in gold is 5.9 ×10-8 m¯³. If a gold wire with diameter d= 5.0 mm…

A: As per guidelines, we will solve only one question for you. If you need any particular question,…

Q: A current of 4.82 A exists in a 12.4-2 resistor for 4.60 min. (a) How much charge and (b) how many…

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Q: A copper wire has a circular cross-section with a radius of1.25 mm. (a) If the wire carries a…

A: Given:Radius of the copper wire = 1.25 mm = 0.00125 mCurrent = 3.70 AFor Copper = n = 1.10x1029…

Q: A small but measurable current of 3.0 x 10 10 A exists in a copper wire whose diameter is 2.4 mm.…

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Q: A current of 2 A flows through a gold wire with a radius of 3 cm and a length of 15 m. There are…

A: Current (I) = 2 A radius (r) = 3 cm Length (L) = 15 m number of free electrons per unit volume =…

Q: A copper wire of radius a = 0.204 mm has an aluminum jacket of outer radius b = 0.296 mm. There is a…

A: Data Given ,  Inner Radius of the wire ( a ) = 0.204 mm = 0.204 × 10-3 m Outer Radius of wire ( b )…

Q: A silver wire of radius r0.5 mm and resistance 0.06 Q is connected to a voltage source of 1.6 mV.…

A: Solution: radisu r = 0.5 mmresistance R = 0.06 Ohmvoltage V= 1.6 mVcharge density, n =1.59x1028 m-3

Q: A conductor has a cross-sectional area of 2.3 × 10^-6 m^2 and the number of free electrons per unit…

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Q: A 1.00-mm-radius, cylindrical copper wire carries a current of 8.00 A. If each copper atom in the…

A: The correct answer is option (c) i.e. 0.187 mm/s

Q: When a current flows in an aluminum wire of diameter 4.57 mm, the drift speed of the conduction…

A: Given: Diameter, d=4.57 mm, radius r=4.75 mm2=2.285×10-3 m Drift speed ,vd=0.000291 m/s Conduction…

Q: A current of 0.87 A flows through a copper wire of radius 3.53 mm; copper has 8.50x1028 free…

A: Drift speed is the average speed attained by electrons in a material due to electric field

Q: A wire has a current density of 7.47 × 106 A/m². If the cross-sectional area of the wire is 2.39…

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Q: A copper wire has a cross-sectional area of 3.31× 10-6m². It carries a constant current of 10.0 A.…

A: Given value--- Area = 3.31 × 10-6 m2 . Current = 10 Amp. density of copper = 8.92 g/cm3 . molar…

Q: Q2Silver wire with cross section area 0.923mm2 , the resistivity 10.49g/cm³ and the molar mass…

A: Given data: Cross-section area of silver wire is, A=0.923 mm2=0.923×10-6 m2. Resistivity of wire is,…

Q: A copper wire has a circular cross section with a radius of 1.81 mm. HINT Apply the relation between…

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Q: A 2.0 mm diameter iron wire ( resistivity, p = 9.7 x 10-8 n-m) carries a current of 2.5 A. Determine…

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Q: A current goes through a wire of length L = 5m , and free electron density of 8.25 * 10 ^ 25 * e * l…

A: Given :-  L= 5m electron density = 8.25 ×1025  e /m3 t= 1000 s charge of electron is 1.6×10 -19 C

Q: A cylindrical metal wire of radius 5mm carries a current of 1A. If the drift velocity of the…

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Q: The mean time between collisions in iron is 3.6×10−15 s. What electron current is driven through a…

A: Let t be the mean time of collision in iron, d be the diameter of the wire, E be the electric field,…

Q: A conductor has a cross-sectional area of 2.3X10-6 m2 and the number of free electrons per unit…

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Q: A copper wire has a square cross section 2.3 mm on a side. The wire is 4 m long and carries a…

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Q: A copper wire of cross-sectional area 1.40 mm² has a current of 3.90 A flowing along its length.…

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Q: What current (in A)  in a copper wire with a cross-sectional area of 3.65 x 10-1 mm2 would result in…

A: Given data The area is a=3.65×10-1 mm2 The free electron density is ncopper=8.46×1028 electron/m3…

Q: For the numerical values given below, the magnitude of the electric field (in V/m) inside a copper…

A: Given data:  Drift velocity (vd) = 7.84 × 10-4 m/s Electron density (n) = 8.46 × 1028 electrons/m3…

Q: A conductor has a cross-sectional area of 2.3×10-6 m² and the number of free electrons per unit…

A: The given values are, A=2.3×10-6 m2n=8.5×1028 /m3I=12.3 AQ=1.6×1019 C

Q: A small but measurable current of 7.6 x 10 10 A exists in a copper wire whose diameter is 3.2 mm.…

A:

Q: The conduction electrons in a cylindrical, current-carrying wire have a drift velocity of 0.35 mm/s.…

A: Given Drift velocity vd = 0.35 mm/s = 0.35 × 10-3 m/s Radius of wire r = 1 mm = 10-3 m Number of…

Q: A copper wire that is 2.70 mm in radius with density 8.94 g/cm3 has a current of 6.10 A. The molar…

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Q: A 1.00-mm-radius, cylindrical copper wire carries a current of 8.00 A. If each copper atom in the…

A: The average velocity obtained by charged particles, such as electrons, in a material owing to an…

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: An aluminum wire of cross-sectional area 4.0 mm2 is carrying a current of 8.0 A. The density of…

A: cross sectional area (A) = 4 mm2Current (I) = 8 A density of aluminum = 2.7 gcm3molar mass = 27 g…

Q: A gold wire of 0.500 mm diameter has 8.50 × 1028 conduction electrons per cubic meter. If the drift…

A: Given data:  Diameter (d) = 0.500 mm = 0.500×10-3 m Number of electrons per cubic meter (n) =…

Q: copper wire has a square cross section 2.9 mm on a side. he wire is 4.1 m long and carries a current…

A: We know that current density is given by  J=I/A

Q: A conductor has a cross-sectional area of 2.3x106 m2 and the number of free electrons per unit…

A: .

Q: A small but measurable current of 9.6 x 10 10 A exists in a copper wire whose diameter is 3.7 mm.…

A: Given:- The current in the copper wire  I = 9.6 x 10-10 A The diameter of the copper wire D = 3.7 mm…

Q: A cylindrical nickel wire of radius 2.0 mm and length 1.6 m has a potential difference of 12 volts…

A: Given data:  Radius (r) = 2.0 mm = 2.0x10-3 m Potential difference (V) = 12 V Resistance (R) = 4.0 Ω…