0.26 ohms
A current-carrying gold wire has a diameter of 0.90 mm. The electric field in the wire...
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
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...
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
Estimate the electron drift velocity Express your answer using two significant figures. A 0.62-mm -diameter copper wire carries a tiny current of 2.5 勺 @a ? m/s Submit Request Answer Part B Estimate the ourrent density Express your answer using two significant figures A/㎡ Submit Request Answer PartC Estimate the electric field in the wire. Express your answer using two significant figures V/m
Part A What electric field strength is needed to create a 4.8 A current in a 2.4-mm-diameter iron wire? Express your answer to two significant figures and include the appropriate units. HA E = Value Units Submit Request Answer
The wires leading to and from a 0.12-mm-diameter lightbulb filament are 1.5 mm in diameter. The wire to the filament carries a current with a current density of 4.2x105 A/m . Part A What is the current in the filament? Express your answer to two significant figures and include the appropriate units. GHA O ? Value Units Submit Request Answer - Part B What is the current density in the filament? Express your answer to two significant figures and include...
A 3.00 m length of copper wire at 20°C has a 1.20-m-long section with diameter 1.40 mm and a 1.80-m-long section with diameter 0.70 mm. There is a current of 2.3 mA in the 1.40-mm-diameter section. Part A What is the current in the 0.70-mm-diameter section? Express your answer in milliamperes. ΑΣΦ ? 12 = mA Submit Request Answer Part B What is the magnitude of Ē in the 1.40-mm-diameter section? Express your answer in volts per meter. ΜΠ ΑΣφ...
A 20.0 m -long copper wire, 2.90 mm in diameter including insulation, is tightly wrapped in a single layer with adjacent coils touching, to form a solenoid of diameter 2.90 cm (outer edge). Part A What is the length of the solenoid? EVO AQ R O 2 ? La Submit Request Answer Part B What is the field at the center when the current in the wire is 15.0 A? Y ALP R O ? B= Submit Request Answer
A 0.300-mm-diameter silver wire carries a 10.0 mA current. Part A What is the electric field in the wire? Express your answer with the appropriate units. Part B What is the electron drift speed in the wire? Express your answer with the appropriate units.
. A copper wire with diameter 2.0 mm has a 0.23 V/m electric field along its length. Calculate the current in the wire.