2. A wire of length 1 m has a resistance of 2 ohms. What is the resistance of second wire, whose specific resistance is double the first, if the length of wire is 3 metres and the diameter is double of the first? [3 Q]
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![2. A wire of length 1 m has a resistance of 2 ohms. What is the resistance of second wire, whose specific
resistance is double the first, if the length of wire is 3 metres and the diameter is double of the first? [3 2]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5b1dc30f-7959-4e37-9939-1334d5f5e6a7%2Fef526205-e0ff-4d17-bb56-bd4024a403e1%2Faj1622h_processed.jpeg&w=3840&q=75)
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- A 15-ft length of wire with a cross-sectional area of 127 cmils has a resistance of 8.74 ohms at 20 degrees celcius. What material is the wire made fromTwo wires A & B made from two different materials have temperature coefficient of resistance equal to 0.0025 and 0.0005 ohm per C , respectively . It is desired to make a coil of wire having a resistance of 1200ohms with a temperature coefficient of 0.001 , using suitable lengths of the two given wires connected in series . Determine the required length of wire A ?A 1,000 – ft length of copper wire (ρ = 10.37 Ω − CM⁄ft) has a resistance of 40.8 ohms. What would be the resistance of the aluminum wire (ρ = 17 Ω − CM⁄ft) of a similar cross-sectional area having a length of 500 ft?
- A wire 50 m in length and 2 mm^2 in cross section has a resistance of 0.56 ohms. A 100-m length of wire of the same material has a resistance of 2 ohms at the same temperature. Find the diameter of this wire.Calculate the resistance of a 100 m length of wire having a uniform cross –sectional area of 0.02 mm2 and having a resistivity of 40 micro ohm.cmil. If thewire is drawn out to four time its original length, calculate its new resistance.A wire of 59 in length and 4 mm2 has a resistance of 0.94 ohms. A 110-m length of wire of the same material has a resistance of 3 at the same temperature. Find the radius of this wire. The final unit must be in millimeter, mm.
- A wire of 68 in length and 7 mm2 has a resistance of 0.98 ohms. A 136-m length of wire of the same material has a resistance of 4 at the same temperature. Find the radius of this wire. The final unit must be in millimeter, mm. Round your answer to 2 decimal places.The resistance of 10m of a specially drawn wire is found to be 32.1 ohms. A coil wound with identical wire has a measured resistance of 702 ohms. What is the length of wire in the coil?2.1.A piece of copper wire has a resistance of 5 : at 20°C. What is its resistance at 100°C? 2.2. If the resistance of a length of copper wire is 7 at 20°C, calculate the resistance at 60°C.
- A 1000 ft length of No. 8 AWG copper wire has a resistance of 0.628 ohm at 20∘C. Determine the resistance if the wire is drawn down to one half of the cross sectionThe resistance of a particular wire is 22.2 ohms. Another wire of the same material and at the same temperature has a radius one-third as great and a length twice as great. Find the resistance of the second wire. Please show your correct and complete solutions. ASAP. Thanks!Calculate the resistivity and conductivity of (10cm) length of a wire having a cross-sectional area of (2mm2), flowed in it current (500mA) at (10V).