If McNeesium wire is AWG 10 & has a resistivity of 9.8x10^-8 Ω-m how long is the wire in problem 6?
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If McNeesium wire is AWG 10 & has a resistivity of 9.8x10^-8 Ω-m how long is...
A particular wire has a resistivity of 2.1*10^-8 Ω · m and a cross-sectional area of 2.9*10^-6 m2. A length of this wire is to be used as a resistor that will receive 41 W of power when connected across a 20-V battery. What length of wire is required? _________km
A wire is made of a material with a resistivity of 6.56847 × 10−8 Ω · m. It has length 4.63161 m and diameter 0.76384 mm. What is the resistance of the wire? Answer in units of Ω.
The aluminum (resistivity = 2.82 x 10-8 Ω⋅m) wire used for a high-voltage power line has a cross-sectional area of 6.5 x 10-4 m2. What is the resistance, in ohms, of 12 kilometers of this wire?
A solenoid is made from wire of resistivity ρ= 1.72 10 ^-8 m Ω⋅ and diameter 0.8 mm that is wrapped into 200 loops of 4 cm diameter. The solenoid is 8 cm long. If an emf of 12 V is connected to the ends of the wire, what is the magnetic field that this solenoid produces? Determine the length of wire and calculate the resistance in the wire. R= ρ L/A Calculate the current in the solenoid. Calculate the...
A 62.5 m length of insulated copper wire is wound to form a solenoid of radius 2.3 cm. The copper wire has a radius of 0.51mm. (Assume the resistivity of copper is ρ = 1.7 ✕ 10−8 Ω · m.) (a) What is the resistance of the wire? Ω (b) Treating each turn of the solenoid as a circle, how many turns can be made with the wire? turns (c) How long is the resulting solenoid? m (d) What is...
A 16.50 ?? long wire has a diameter of 0.355 ?? and a resistivity of7.65 ? 10,- Ω ??. ( a ) Calculate its resistance (b) If a 3.85 ???? battery is connected to the wire, what current exists in the circuit? I changed those three values to meters as below, what do I do next please Length = 0.165 m Diameter = 0.000355 m Resistivity = 7.65 * 10^-9 Ω m
The resistivity of aluminum is 2.82 ✕ 10−8 Ω · m. (a) Find the resistance of an aluminum wire (in ohms) with a radius of 1.33 mm and a length of 1.28 m. Ω (b) Calculate the volume (in m3) of aluminum in the wire. m3 (c) Suppose that volume of aluminum is formed into a new wire with a length of 2.62 m. Find the new resistance of the wire (in ohms). Ω
Copper wire has a resistivity ρ = 1.7 × 10-8 Ω⋅m when at 20°C and it has a temperature coefficient α = 3.9 × 10-3 K-1. A solid cylinder of copper of length L = 85 cm and diameter D = 2.5 mm has one end held at T1 = 7°C and the other end is held at T2 = 210°C. The temperature increases linearly between the two ends of the cylinder. Given that T= T1 + ( x/L )...
The resistivity of a 1.0 m long wire is 1.72 × 10-8 Om and its cross sectional area is 2.0 × 10-6 m2. If the wire carries a current of 0.20 A, what is the voltageacross the wire?a) 10 mVb) 17 mVc) 0.90 mVd) 1.7 mVe) 90 mV
The resistance of a 50 m long copper wire is 0.267 Ω at 20 °C. Calculate the diameter of the wire. The resistivity of copper is 1.68 x 10-8 Ωm.