How much should the cross-sectional area of a wire copper with a length of 200 m to give it a resistance identical to that of a copper wire of 1000 m?
Q: Calculate the resistivity of a wire 16 m long, if its cross–sectional area is 1.6 mm2 and its…
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Q: The resistance of a conductor 1 mm2 in cross-section and 20 m long is 0.346 Q. Determine the…
A: Given Area A=1mm2=1×10-6 m2 Length L=20m Resistance R=0.346Ω
Q: 1. Wires A and B are made of the same material and have the same length. Howeve the diameter of wire…
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Q: What is the resistance (in units of 0) of a wire made of a material with a resistivity of 3.2 x…
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Q: 1 0.500-meter length of wire with a cross-sectional area of 3.14 x 106 meters squared is found to…
A: Given value--- length = 0.5 m. Area = 3.14 × 10-6 m2 . Resistance = 2.53 × 10-3 ohm. We have to…
Q: What is the diameter of a 1.00-m length of tungsten wire whose resistance is 0.12 Ω
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Q: Wires A and B are made of the same material and have the same length. However, the diameter of wire…
A: The resistance of a wire is given by R = ρLA where, L is the length and A is the area of cross…
Q: Two wires, A and B, are made from the same material. The length of A is twice the length of B, and…
A: The resistance is given by the formula.R=ρlAWhere, l is length of the conductorA is cross section…
Q: How long must a no. 22 gauge aluminum wire be if it has a resistance of 2.50 Ω? The diameter of no.…
A: (given) Resistance (R) of the wire = 2.50 Ω Diameter (d) of the wire = 6.44…
Q: A 200-m length of copper wire has a resistance of 2.0 ohms. Its cross-sectional area is?
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Q: A piece of silver wire has a resistance of 1 Q. What will be the resistance of a wire of one-eight…
A: Given data: Resistance of silver (R) = 1 Ω Length of wire (L') = L/8 Diameter of wire (d') = d/3…
Q: Find the ratio of the diameter of aluminum to copper wire, if they have the same resistance per unit…
A: Given: Aluminium and copper wire
Q: Some wire of cross-sectional area 1mm? has a resistance of 20a. Determine (a) the resistance of a…
A: Cross sectional A1 = 10-6 m2 Resistance R1 = 20 Ω
Q: vires are made of copper, but have different diameters. If the resistance of wire A is 27 Q/m and…
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Q: Copper wiring in a house usually has a diameter of approximately 1.5mm. What length of copper wire…
A: Given that - Diatmeter of copper wire(D) =1.5mm=1.5*10^-3m Resistance(R)=1.0 ohm Resistivity of…
Q: A metallic wire is stretched from original length of 2 m to 6 m. If the original cross-sectional…
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Q: The resistance of a conductor is dependent to the following, EXCEPT:
A: We know resistance of conductor is R=ρ LA where ρ = resistivity of conductor L = length of…
Q: A length of wire has a resistance of 6 Ω. The resistance of a wire of the same material three times…
A: The resistance, The length of the wire is l. The area of cross-section is A.
Q: The resistance of an aluminum wire is 2.4 ohms at -5°C. At what temperature (°C) will it be when the…
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Q: The resistivity of copper ρ = 1.69 x 10-8 Ω.m. What length of copper in a cylinder of diameter of…
A: Write the expression for resistance.
Q: Wires A and B are made of the same material and have the same length. However, the diameter of wire…
A: Solution: given that Wire A: dA = 3d RA = 12 Ohm Wire B: dB = d RB = ?
Q: Two wires A and B of circular cross-section are made of the same metal and have equal lengths, but…
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Q: Wire X has a resistance of 18 ohms. Wire Y is made of the same material as X and at the same…
A: Given : Resistance of wire X is Rx=18 ohms, Diameter of Y is three times the diameter of X or,…
Q: If the length and diameter of a wire of circular cross-section are both tripled what happens to the…
A: Let , the length of the wire = l Diameter of the wire = d We know that , Resistance ( R ) = ρlA…
Q: An aluminum wire has resistance of 80 ohms at 30 degree Celsius. And determine its resistance when…
A: Given: Initial Resistance of wire (R0) = 80 ohms. Initial Temperature of wire Ti= 300C Final…
Q: A metallic wire is stretched from original length of 2 m to 6 m. If the original cross-sectional…
A: The resistance of the wire is given by,
Q: What is the change in resistance of a wire which is stretched triple its length?
A: The resistance of a wire is inversely proportional to its area and directly proportional to its…
Q: If the 0.130 mm diameter tungsten filament in a light bulb is to have a resistance of 0.100 Ω at…
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Q: Suppose you wish to fabricate a uniform wire from 1.00g of copper. If the wire is to have a…
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Q: A wire diameter of 0.35mm menas that the wire's cross-sectional area is twice as large as that of a…
A: Write the relationship of the area between both wires.
Q: What happens to the resistance, R, of a metal wire if its radius is halved?
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Q: Which wire has higher resistance if a wire of length 2m and another wire of length 5m are made up of…
A: The 5 m wire has higher resistance Resistance is directly proportional to the length of the wire,…
Q: The resistance of a rod with a length of 3.0 m and a diameter of 1.0 cm is 56.0 Ω. If this rod is…
A: Resistance is an electrical component that prevents the flow of electric current through the…
Q: A metallic wire is stretched from original length of 2 m to 6 m. If the original cross-sectional…
A: Given data: The original length of the metallic wire, l=2 m. The new length of the metallic wire,…
Q: What is the resistance (in units of 0) of a wire made of a material with a resistivity of 3.2 x 10-8…
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Q: A wire 6.20 m long with a diameter of 2.05 mm has a resistance of 0.0290 ohms. What material is the…
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Q: The resistance of a rod with a length of 3.0cm and diameter of 1.0 cm is 56.0Ω. If this rod is…
A: The resistance of a wire is given by R =ρLA where, L is the length and A is the area, ρ is the…
Q: The copper has resistivity of 1.7x10^-8 ohm * meter. What is the resistance of a piece of copper…
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Q: If a wire of cross-sectional area equal to A has a resistance of R. Then another wire of the same…
A: Given in question: A wire of cross-sectional area(A) has a resistance (R). To find: The resistance…
Q: 1. The ratio of the resistance of two wires made of the same material and of the same length is 1:5.…
A: Please note : As per answering guidelines I can answer the first question only. Since, this is not a…
Q: A given wire has a resistance of 18 ohms. If its length is 540 m, how much length must be cut-off…
A: Given data: Resistance of wire (R) = 18 ohms Length (L) = 540 m New resistance (R1) = 12 Ω Cross…
Q: A metallic wire is stretched from original length of 2 m to 6 m. If the original cross-sectional…
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Q: A copper wire has a resistance of 50 ohms. What will be the strength of another copper wire whose…
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Q: Suppose you wish to fabricate a uniform wire from 1.00 g of copper. If the wire is to have a…
A:
Q: Copper wiring in a house usually has a diameter of approximately 1.5mm. What length of copper wire…
A: Given data The diameter of the wire is d= 1.5 mm = 1.5 x 10-3 m The resistance of the wire is R = 1…
Q: A metallic wire is stretched from original length of 2 m to 6 m. If the original cross-sectional…
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- A wire of radius R and length L has a resistance of 14 Ω. What is the resistance of a wire made fromthe same material that has twice the radius and five times the length?Answer my physics question plz. A copper wire has a resistance of 50 ohms at 25°C (room temperature). The temperature coefficient of resistance for copper is approximately 0.0039 per °C. Calculate the new resistance of the wire when it is heated to 100°C.What is the resistance (in units of 2) of a wire made of a material with a resistivity of 3.2 x 10-8.m, if its length is 49.1 m and its diameter is 0.50 mm? Solect ono:
- A 30.0 m long extension cord is made from two #19 gauge copper wires. (a) What is the resistance of the wire at 20 degrees Celsius ? The diameter of the copper wire is 0.912 mm.(b) If the copper wire is replaced by an Aluminium wire of the same length, what is the diameter so that the new wire has a resistance no greater than the old?A given copper wire has a resistance of 5.00 Ω at 20.0°C whilea tungsten wire of the same diameter has a resistance of 4.75 Ωat 20.0°C. At what temperature will the two wires have thesame resistance?What is the resulting resistance of a 1000 m copper wire having a diameter of 11.7 mm if its stretch down to 5 mm? The wire has an initial resistance of 50 m ohms.
- How long L is a tungsten wire id it has a diameter of 0.187 x 10^-3 m and a resistance of 3.31 kilaohms? The resistivity of a tungsten is 5.62 x 10^-8 (Ohms x meters).A copper wire has a resistance of 0.500Ω at 20.0ºC, and an iron wire has a resistance of 0.525Ω at the same temperature. At what temperature are their resistance equal?An electrician finds that a 1.4 m length of acertain type of wire has a resistance of 0.24 Ω .What is the total resistance of the 94 m ofthis wire he plans to use?Answer in units of Ω.
- The resistance of a 10 meters length of wire is 1.2 kΩ. Determine (a) the resistance of a 5 meters length of the same wire and (b) the length of the same wire when the resistance is 2.4 kΩ.A copper wire has a resistance of 0.500 Ω at 20.0oC ,and an iron wire has a resistance of 0.525 Ω at the same temperature. At what temperature are theirresistances equal?An electric flat iron draws a current of 15 A when connected to a 220 V line. (a) What is the resistance of the heating element of the flat iron assuming that it obeys Ohm’s law? What is the resistivity of the heating element if it is a wire that is 2.7 cm long with a cross-sectional area of 2.1 x 10-4 m2?