An annealed copper wire has a diameter of 0.325 in. and a resistance of 0.6 Ω at 20°C. Calculate its length.

Q: An electric heater is constructed by applying a potential difference of 121.2V across a wire with a…

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Q: The resistance R of a copper wire at temperature T = 22°C is R = 13 2. Estimate the resistance at T…

A: Given data The initial resistance is, R1=13 Ω The initial temperature is T1=22oC The final…

Q: The resistance of an electric heater is  70 Ω  when connected to 120 V. How much energy does it use…

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Q: What is the resistance (in Ohms) of a wire made of a material with a resistivity of 4.6× 10-8Ω⋅ m if…

A: Given  The resistivity of the wire is Ꝭ = 4.6×10-8 Ω.m. The length of the wire is l = 2.9 m. The…

Q: Of what material is a wire made, if it is 25.0 m long with a 0.100 mm diameter and has a resistance…

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Q: What is the resistance (in units of N) of a wire made of a material with a resistivity of 3.2 × 10-8…

A: Resistance is an electrical component that will try to stop the flow of current in a circuit. The…

Q: A platinum resistance thermometer has resistances of 210.0 2 when placed in a 0°C ice bath and 234.8…

A: Given information: The resistance of platinum thermometer when placed at 0 oC, R1=210.0 Ω  The…

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…

A: The resistance Rof a wire of length l, cross secetion area A, and resistivity ρ,  is given by,R=ρlA

Q: A metal wire has a resistance of 10.00 A at a temperature of 20.0°C. If the same wire has a…

A: The change in resisitance with respect to change in temperature shows a linear natur.therefore, we…

Q: How long is a wire made from 100 cm³ of copper if its resistance is 4.00 ohms? The resistivity of…

A: Given data: The volume of the wire is V=100 cm3 The resistance is R=4.00 ohm The resistivity of…

Q: The amount of charge flowing through a particular conducting wire is represented by the equation q…

A: charge through a wire is given by :q(t) = at3 + bt2 + c a = 5 A/s2b = 3 A/s At t= 0.9 seconds ,…

Q: What is the resistance (in units of 2) of a wire made of a material with a resistivity of 3.2 x…

A: Resistance is the measure of opposition to the current flow (or degree of hindrance ) in an electric…

Q: 1. Compute the resistance of a hardened copper rod 2 meters long and 8 mm (8 x 10° meters) in…

A: Length= 2m Diameter= 4 mm

Q: What is the resistance of a 20 m length of copper wire with a diameter of 0.20 in. at 20°C?

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Q: A copper wire has a resistance of 29 mΩ at 25 degrees C, what is the new resistance at 6 degrees C?

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Q: The resistance of an electric heater is 15 Ω when connected to 120 V. How much energy does it use…

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Q: A tungsten filament has a resistance of 133 Ω at 1500C. If the temperature coefficient of resistance…

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Q: A wire with a length of 2.0 m and a diameter of 1.0 mm has a resistance of 0.45 2. What is the…

A: Given data:  Length (L) = 2.0 m Diameter (d) = 1.0 mm = 1.0×10-3 m Resistance (R) = 0.45 Ω Required:…

Q: At 20° C, 33 meters of copper wire has a resistance of 0.639 ohms. What is the resistance of 165…

A: resistance  R ρ = Resistivity L = length A = Cross sectional Area

Q: What is the resistance of a wire made of a material with a resistivity of 3.2 x 10 -8 12 m if its…

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Q: A metal wire has a resistance of 10.00 A at a temperature of 20.0°C. If the same wire has a…

A: Given that                  Resistance R0=10.00ΩTemprature T0=20 °CResistance R=10.55ΩTemprature…

Q: A copper wire 720 ft long has a resistance of 1.042 Ω. How long is a copper wire of the same size…

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Q: Calculate the resistance of a 1.2 meter copper wire with a cross-sectional area of 1.0 x 10m?.

A: as per our guidelines we are supposed to answer only one question. Kindly repost other questions as…

Q: How long is a tungsten wire if it has a diameter of 0.195 x 10-3 m and a resistance of 3.33 k2? The…

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Q: What is the internal resistance of a dry cell which has an emf of 1.55 Volts if it has a short…

A: E.m.f of the circuit is E = 1.55 Volts Short circuit current is I = 22 A Suppose that internal…

Q: . Calculate the resistivity of 30 m of conducting wire that has a diameter of 0.0035 m and a…

A: Given values: Length of the wire, l=30 m The diameter of the wire, d=0.0035 m Resistance, R=0.50 Ω

Q: Calculate the resistance of a copper wire with a diameter of 2.5968 mm having a length of 1000 m at…

A: The resistance of a conductor made of a certain material is directly proportional to the length of…

Q: What is the resistivity of a wire of 0.76 mm diameter, 2.5 m length, and 71 mΩ resistance?

A: The given values are, d=0.76 mm=0.76×10-3 ml=2.5 mR=71 mΩ=71×10-3 Ωr=d2=0.76×10-3 m2=0.38×10-3 m

Q: The Resistance of a copper wire is 4.32 ohms when it is cross-sectional area is 4.68x10^-7 m². What…

A: Given data:  Resistance of copper wire (R) = 4.32 ohms Cross-sectional area (A) = 4.68 × 10-7 m2…

Q: A metal wire has a resistance of 10.00 W at a temperature of 20°C. If the same wire has a resistance…

A: Given: The resistance of the wire at 20 oC is 10 w. The resistance of the wire at 90 oC is 10.55 w.…

Q: What is the resistance of a wire made of a material with a resistivity of 3.2 × 10 ° 2 ·m if its…

A: Given, the resistivity of material ρ =3.2×10-8 Ω.mlength l =70.1 mdiameter =0.50 mmradius of wire…

Q: A length of copper wire (α = 0.004041 at 20o C) has a resistance of 5 ohms at 20 degrees Celsius.…

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Q: What is the resistance (in Ω) of a 34.5 m long piece of 16 gauge copper wire having a 1.291 mm…

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Q: If a 60 W electric heater has a current of 4 A at 20°C, what will be the resistance if its…

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Q: A coil of wire has a resistance of 36.2Ω at 26 °C and 61.7Ω at 67 °C. What is the temperature…

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Q: a copper wire is 2.50 m long and has a diameter of 2.5 mm. how much current will it draw when…

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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 10-8…

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Q: Most telephone cables are made of copper wire of either 24 or 26 gauge. If the resistance of…

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Q: A metal wire has a resistance of 10.0 l at a temperature of 20.0 ° C . If the same wire has a…

A: In the ques it is given that the resistance of wire is 10 Ω at 20°Cand 10.6 Ω at 90°C .

Q: A light bulb is rated at 30 W when operated at 120 V. How much charge enters (and leaves) the light…

A: Power = 30 w voltage V = 120 V    Current through the light  I = P/ v  I = 30 / 120 = 0.25 A

Q: A cylindrical wire, 1 m in length, has a resistance of 100 Q. What would be the resistance of a wire…

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Q: What is the resistivity of a wire of 1.0 mm diameter, 2.0 m length, and 50 m resistance?

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Q: An electrical engineer wants to have a copper wire with resistance equal to 5 ohms. If the wire has…

A: Given, Resistance = 5 ohms Radius = 1 mm

Q: What is the resistance (in units of 0) of a wire made of a material with a resistivity of 3.2 x 108…

A: Given Resistivity=3.2×10^-8 onm meter Length=71.5 Diameter=.5mm

Q: A wire of diameter 0.550 mm and length 45.0 m has a measured resistance of 2.80 Ω. What is the…

A: Given diameter of wire = 0.550 mm length of wire = 45.0 m resistance of of = 2.80 Ω We have to find…

Q: What is the resistance of a copper rod with resistivity of 1.78 x 10-80m, diameter of 10mm, and a…

A: Answer: Given data, Resistivity of copper (p)=1.78×10-8 ohm- m Diameter of rod(d)=10 mm=10×10-3 m…