current density =Electric Field x conductivity
current density = current/cross-sectional area = i/A
or, i/A = E conductivity of
Al = 3.8x10^7 mho/m
or, i = EA = 2.3x10^-2 x (1.1x10^-3x1.1x10^-3)x3.8x10^7 = 1.05754 ampere
The electric field in a 1.1mm times 1.1mm square aluminum wire is 2.3 times 10^-2 V/m....
The electric field in a 1.1mm×1.1mm square aluminum wire is 2.0×10−2 V/m . What is the current in the wire?
A 1.4 Times 10^-3 V/m electric field creates a 5.5 Times 10^17 electrons/s current in a 1.5-mm-diameter aluminum wire. What is the drift speed? Express your answer using two significant figures. What is the mean time between collisions for electrons in this wire? Express your answer using two significant figures.
The electric field in a 1.6 mm x 1.6 mm square aluminum wire is \(1.8 x 10^{-2} V/m\) What is the current in the wire?
Part A How long must a 0.52-mm-diameter aluminum wire be to have a 0.58 A current when connected to the terminals of a 1.5 V flashlight battery? Express your answer to two significant figures and include the appropriate units. L= 1 Value Units Request Answer Submit Part B What is the current if the wire is half this length? Express your answer to two significant figures and include the appropriate units. I-Value Units SubmitRequest Answer Part A How long must...
Calculate the magnitude of the electric field at one corner of a square 1.52 m on a side if the other three corners are occupied by 4.75×10−6 C charges. Express your answer to three significant figures and include the appropriate units.
Calculate the magnitude of the electric field at one corner of a square 1.22 m on a side if the other three corners are occupied by 4.25×10−6 C charges. Express your answer to three significant figures and include the APPROPRIATE UNITS.
Calculate the magnitude of the electric field at one corner of a square 1.52 m on a side if the other three corners are occupied by 4.75x 10-6 C charges. Express your answer to three significant figures and include the appropriate units.E = _______
Part A How long must a 0.70-mm-diameter aluminum wire be to have a 0.46 A current when connected to the terminals of a 1.5 V flashlight battery? Express your answer to two significant figures and include the appropriate units. L = Value Units Submit Request Answer Part B What is the current if the wire is half this length? Express your answer to two significant figures and include the appropriate units. I= Value Units Submit Request Answer
Calculate the magnitude of the electric field at one corner of a square 2.12 m on a side if the other three corners are occupied by 3.75×10−6 C charges. Express your answer to three significant figures and include the appropriate units. E=_____________units
How long must a 0.64-mm-diameter aluminum wire be to have a 0.54 A current when connected to the terminals of a 1.5 V flashlight battery? Express your answer to two significant figures and include the appropriate units. : HÅR O ? L = Value Units Submit Request Answer Part B What is the current if the wire is half this length? Express your answer to two significant figures and include the appropriate units. 1 = Value Units Submit Request Answer