Electric field through a copper wire is found to be 0.18 V/m. If the copper wire has 8.46x102 electrons per m³ and a conductivity of 1.7×10 m, estimate the drift velocity of the electrons.
Q: A 14-gauge copper wire has a cross-section area of 2.081 mm². The resistivity of copper at 20…
A: The initial (20oC) resistance is, R1=ρLA=1.7×10-8 Ωm100 m2.081 mm210-6 m21 mm2=0.817 Ω
Q: A rod of semiconducting material of Length L=5 m and cross-sectional area A=3 mm2 lies along the…
A:
Q: A 4.5 m length of copper wire at 25°C has a radius 0.30 mm. If a potential difference of 12.0V is…
A: Given Length of wire L=4.5 m radius r=0.30 ×10-3 m Potential difference V=12 V Initial temperature…
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: Calculate the ratio of the resistance of 15.0 m of aluminum wire 2.3 mm in diameter, to 30.0 m of…
A: Given: Length of aluminum wire, La=15 m Diameter of aluminum wire, d=2.3 mm…
Q: The resistance of the tungsten filament of an incandescent light bulb at 24 degC is 32 Ohms. If the…
A: Given:The resistance of the tungsten filament at T1=20°CResistance,R1=32ΩVoltage,V= 130…
Q: a) If the electron concentration increase along the x-axis of a conductor as shown in equation…
A: Diffusion current is the current caused by the diffusion of current carriers, that is, holes and…
Q: An aluminum wire with a diameter of 0.115 mm has a uniform electric field of 0.295 V/m imposed along…
A:
Q: A 500.0 kV power line is delivering 250.0 MW of power. It consists of a copper wire has a radius of…
A:
Q: A three quarter disk that extends from Φ = 0 to Φ = 3π/2 has thickness of t = 2 mm. The outer radius…
A:
Q: What is the resistance of a 21-cm-long column of blood in a 0.80-cm- diameter femoral artery? The…
A:
Q: Consider a copper wire with a diameter of 2.77 mm. (a) What is the drift speed of the electrons in…
A:
Q: A cylindrical copper wire has a diameter 4 mm and length 10 cm with a conductivity 5x107 S/m. If an…
A:
Q: An iron wire has a cross-sectional area of 3.60 x 10-6 m². Carry out steps (a) through (e) to…
A:
Q: We have a copper conductor, length l = 1m and circular section of diameter d = 4mm a) Calculate the…
A: Part (a) Basic Details The resistance of the conductor depends on the resistivity, the length of the…
Q: A rod of semiconducting material of Length L=5 m and cross-sectional area A=3 mm2 lies along the…
A: Given data: The length of the semiconducting material is, L= 5 m The cross-sectional area of the…
Q: A uniform cross-section of silver has a resistivity of 1.54 x 10-8 2 m at room temperature. For an…
A: Given data: Resistivity of silver (ρ) = 1.54 × 10-8 Ω.m Electric field (E) = 1 Volt/cm Density of…
Q: Copper wire has a resistivity ρ = 1.7 × 10-8 Ω⋅m when at 20°C and it has a temperature coefficient α…
A:
Q: Calculate the drift velocity (in x1o-6 m/s) of electrons in a silver cylindrical conductor with a…
A:
Q: A rod of semiconducting material of Length L=5 m and cross-sectional area A=3 mm2 lies along the…
A:
Q: A spool of copper wire 290 m long and with a diameter of 0.360 mm is at 20.0°C. For copper, the…
A: The wire's resistivity is, ρ=1.7×10-8 Ω The wire's length is, L=290 m The radius of wire is, r=0.360…
Q: Estimate the average drift speed of the conduction electrons in a copper wire with a cross-sectional…
A: Given : A = 3.5 x 10-7 m2 I = 2.8 A n = 7 × 1028 m-3
Q: A copper wire has a length of 2 meters and a cross-sectional area of 3×10^{−6} square meters. The…
A: To determine the resistivity of the wire, we need to use Ohm's Law, which states that the potential…
Q: Suppose that there is a wire. It is made out of material that has a the following information:…
A:
Q: Copper wire has a resistivity p= 1.7 x 10-8 2-m when at 20°C and it has a temperature coefficient a…
A:
Q: A copper wire of radius a = 0.273 mm has an aluminum jacket of outer radius b = 0.399 mm. There is a…
A: The radius of copper wire,a=0.273mm The outer radius of the aluminium jacket, b=0.399mm current in…
Q: occupied by an electron. B- There are 10¹ elrctrons per m³ which serves as carries in a material.…
A: Using Drude's classical model of electrical conductivity we can solve the problem as solved below
Q: A coaxial resistor of a length L22 am-long consists of two concentric cylinders. The inner cylinder…
A:
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: Pure silicon crystal of length 1(0.1m) and area A(10 m²) has the mobility of electrons (₂) and holes…
A:
Q: e same wire at -88.0°C, what current should she expect (in A)? The temperature coefficient of…
A:
Q: -3 In a conductor, if the number of conduction electrons per unit volume is 8.5x1028 m and mean free…
A: We know that, The resistivity of a conductor is, ρ=mene2τ
Q: A 24 m length sample of an unknown metal wire is connected to a known ?= 0.56 Ω resistor and a ?= 24…
A: The current through the known resistance and wire is same since they are series. the current through…
Q: A copper wire of radius a = 0.172 mm has an aluminum jacket of outer radius b = 0.231 mm. There is a…
A: Given: Radius of Copper,RC=0.172mm=0.172×10-3mOuter Radius of…
Q: A copper wire of radius a = 0.330 mm has an aluminum jacket of outer radius b = 0.476 mm. There is a…
A: To Find : (a) Current in copper wire (b) Current in aluminum jacket (c) Length of composite wire…
Q: the same cross-section
A: We know that the absolute values of the slopes for the straight line segments shown in the graph of…
Step by step
Solved in 3 steps