In order to figure out if you have bought real gold you decide to verify the electrical properties of a bar of gold. Which resistances would you expect in the three main directions? Dimensions are 10 cm, 25 cm and 5 cm.
Q: A wire has a length of 8.0 m and is made of copper which has a resistivity of 1.7 x 10-8 Ωm. This…
A: The diameter d=0.01m Length L=8.0m To find the resistance of the wire
Q: Resistance depends on the size and shape of a conductor. We expect a long wire to have higher…
A: Given data: Resistivity (ρ) = 12.08×10-8 Ω.m Length (L) = 14.22 mm = 14.22×10-3 m Diameter (d) =…
Q: a. What diameter of copper wire [p = 2.65 x 10^-8 ohm.m) should be used so that a 22.0 m length will…
A: Part (a) Given: The resistivity of copper wire is ρ=2.65×10-8 Ω·m. The length of wire is L=22.0 m.…
Q: Gold is the most ductile of all metals. For example, one gram of gold can be drawn into a wire 2.15…
A:
Q: Number 12 copper wire (diameter 0.08080 inch) used for electrical installations in homes. What is…
A: Given, Diameter of wire,d=0.08 inch=0.002 m Length,L=50 m Resistivity,ρ=1.7×10-8Ωm Current,I=6 A
Q: Resistance depends on the size and shape of a conductor. We expect a long wire to have higher…
A: Ans:- Image-1
Q: What is the resistance of a wire with a length of 43.4 m and a radius of 2.8 mm, made from a metal…
A: Given data: The length is L=43.4 m The radius is r=2.8 mm The resistivity is ρ=6.0×10-8 Ω.m The area…
Q: A silver wire with a circular cross-section has a mass of 1.45 g and a resistance of 0.790 Ω. At…
A: Mass (m) = 1.45 g = 0.00145 kg Resistance (R) = 0.79 ohm Temperature (T) = 20o C Resistivity of…
Q: A 0.68-mm-diameter copper wire carries a tiny current of 2.5 μA. The molar mass of copper is 63.5…
A: Given: diameter of copper = 0.68 mm carries a tiny current of I = 2.5 μA. molar mass of copper is…
Q: A cylindrical aluminum pipe of length 1.42 m has an inner radius of 1.59 x103 m and an outer radius…
A:
Q: As part of a class project you are given 0.900 g of nichrome and asked to fabricate a wire with…
A:
Q: Aluminum has a resistivity of 2.65 × 10-8 2 × m. What is the resistance of 15 m of aluminum wire…
A: We have given Resistivity (Rho) = 2.65 × 10-8 ohm_meter And. Length (l) = 15 m…
Q: Two copper wires (call them A and B) both have length 19.0 m but wire A has a radius 7.045 mm and…
A:
Q: A solid cube of silver has a mass of 90 g. The density and resistivity of silver are 10.5 g/cm³ and…
A: The objective of the question is to find the resistance between opposite faces of a solid cube of…
Q: An aluminum wire has a length of 27.0 m and a resistance of 4.30 2 at 20.0°C. Assuming a circular…
A:
Q: The resistivity of a 1.0 m long wire is 1.72 x 10-8pm and its cross sectional area is 2.0 X 10-6m2.…
A:
Q: A) A long wire with a radius of 0.450 cm carries a current. The potential difference across a 3.60 m…
A: Current in the circuit = Potential difference/ Resistance of wire. Using relation between resistance…
Q: As part of a class project you are given 0.900 g of copper and asked to fabricate a wire with…
A: total mass of copper= 0.9 g
Q: A copper wire has radius r = 0.314 cm, is 6.00 m long, has resistivity p = 1.72-10-82 m, and carries…
A:
Q: There is a potential difference of 1.3 V between the ends of a 10 cm long graphite rod that has a…
A: Given Potential difference between the ends is ∆V=1.3 V Length of the rod is l=10 cm=0.10m…
Q: A bar (length = 80 cm) with a cross section of (1.5 mm × × 2.0 mm) has a resistance of 0.20 Ω Ω .…
A: The length of the bar is l = 80 cm. The cross sectional area of the bar is A = (1.5mm x 2.0 mm) = 3…
Q: Suppose we have 9 pieces of very fine wire made of tungsten, 0.05 mm in diameter and each 2 meters…
A:
Q: An aluminum rod with a square cross section is 2.2 m long and 6.2 mm on edge. (a) What is the…
A:
Q: An electrician plans to cut a copper wire with more than 10Ω resistance (p=1.724*10-8m). The radius…
A:
Q: If the resistivity of a particular wire is 75.56x10-8 Ω⋅m, the wire is 48.16mm in length, and the…
A:
Q: A copper wire of length 2.5 m and cross-sectional area 2.4 x 107 m² has a resistivity of 1.7 x 10*8…
A: We know that,Resistance, R=ρLAwhere,ρ=resistivity L=length of wireA=cross−section areaGiven…
Q: An aluminum wire with a circular cross-section has a mass of 1.45 g and a resistance of 0.630 Ω. At…
A: Resistance of wire of area of cross section A and length l is given as R= ρl/A.
Q: As part of a class project you are given 0.900 g of copper and asked to fabricate a wire with…
A: Mass of copper (m) = 0.9 g Density of copper (D) = 8920 kgm3Resistivity of copper (ρ) = 1.72×10-8…
Q: esistance depends on the size and shape of a conductor. We expect a long wire to have higher…
A: Given: ρ=12.08*10-8 Ωl = 14.22 mr = 1.33 m
Q: An electrical conductor designed to carry large currents has a circular cross section 2.40 mm in…
A: Given: The diameter of the wire is 2.40 mm or 2.40×10-3 m. The length of the wire is 14.8…
Q: What is the resistance of the block measured between the two square ends?
A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…
Q: 3.0 length of copper wire (ρ = 1. 78 x 10−8Ωm) at 20oC has a cross section area of 4mm2. What is the…
A: We know that Resistance R= PLA
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 gold wire 6.16 m long and of diameter 0.820 mm carries a current of 1.16 A. For related…
A: Given:- The length of the gold wire is L = 6.16 m The diameter of the gold wire is d = 0.820 mm…
Q: Suppose you wish to fabricate a uniform wire from 1.20 g of copper. The wire is to have a resistance…
A:
Q: A coil of fine copper wire has a resistance of 6.4-Ω and a total mass is 15.1 g. What is the…
A:
Q: An aluminum rod with a square cross-section is 2.6 m long and 5.3 mm on edge. (a) What is the…
A: Given data: Length of aluminum rod is, La=2.6 m. Edge length of aluminum rod is, a=5.3 mm=5.3×10-3…
Q: Gold is the most ductile of all metals. For example, one gram of gold can be drawn into a wire 2.40…
A: mass = volume x density
Q: The resistivity of copper is 1.72E-8 Ω·m. We would like to use a copper wire to connect two devices…
A:
Q: An extension cord has a resistivity of p = 7.5 x 10-8 Ω.m. The cord is made from copper wire with a…
A: Given: An extension cord has a resistivity of ρ= 7.5 x 10-8 Ω.m The cord is made from copper wire…
Q: Resistance
A:
Q: Three resistors in parallel have an equivalent resistance of 15 Ω . Two of the resistors have…
A: Three resistors are connected in parallel connection having equivalent resistance Req = 15 Ω and the…
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…
A:
In order to figure out if you have bought real gold you decide to verify the electrical properties of a bar of gold. Which resistances would you expect in the three main directions? Dimensions are 10 cm, 25 cm and 5 cm.
Step by step
Solved in 2 steps
