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
The resistivity of aluminum is 2.82 ✕ 10−8 Ω · m. (a) Find the resistance of...
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 certain laboratory experiment requires an aluminum wire of length of 34.0 m and a resistance of 2.60 Ω at 20.0°C. What diameter wire must be used? (The resistivity of aluminum at 20.0°C is 2.82 ✕ 10−8 Ω · m.) ______ mm
(*) Find the resistance in ohms of an aluminum wire that is 15 m long and has diameter 0.0025 m.(**) suppose the current in the wire causes the temperature of the wire to increase 20 degree C. what is the new resistance of the wire?(p = 2.82 x 10^-8 ohms x m, a = 3.9 x 10^-3/degree C)
Calculate the ratio of the resistance of 12.0 m of aluminum wire 2.4 mm in diameter, to 26.0 m of copper wire 1.8 mm in diameter. The resistivity of copper is 1.68× 10 −8 Ω⋅m and the resistivity of aluminum is 2.65× 10 −8 Ω⋅m .
Consider a wire with resistivity of (1.20+A)x10-7 Ω m, a diameter of (1.50+B) mm, and a length of (15.0+C) m. Determine the resistance of the wire in ohms (Ω). Round your answer to three significant figures. a= 8 b = 2 c= 12
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.
Calculate the ratio of the resistance of 12.0 m of aluminum wire 2.0 mm in diameter, to 20.0 m of copper wire 2.5 mm in diameter. Assume electrical resistivity of aluminum is 2.65×10−8 Ω⋅m and electrical resistivity of copper is 1.68×10−8 Ω⋅m. Answer in RAl/RCu =
1. (5 points) What is the resistance of an aluminum wire of length 1 = 10.9 m and diameter d = 1.30 mm? The resistivity of aluminum is 2.82 . 10-8 m.
Consider a wire with resistivity of 9.2 x10-7 Ω m, a diameter of 4.5 mm, and a length of 33 m. What is the resistance of the wire in ohms (Ω).
Consider a wire with resistivity of 2.20x10-7 Ω m, a diameter of 9.50 mm, and a length of 29 m. Determine the resistance of the wire in ohms (Ω). Round your answer to three significant figures.