The electric field inside a 40.0-cm-long copper wire is 8.00 mV/m Part A What is the...
The electric field inside a 30-cm-long copper wire is 0.010 V/m. What is the potential difference between the ends of the wire?
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...
Review Part A The electric field strength 5.0 cm from a very long charged wire is 3600 N/C What is the electric field strength 10.0 cm from the wire? Express your answer to two significant figures and include the appropriate units. You may want to review (Pages 636 639) E-1 Value Units Submit Provide Feedback Next>
A 1.5 mm -diameter, 20 cm -long copper wire carries a 4.5 A current. What is the potential difference between the ends of the wire? in mV
Review Part A An ocean-going research submarine has a 40.0 cm -diameter window 8.00 cm thick. The manufacturer says the window can withstand forces up to 1.20x106 N.What is the submarine's maximum safe depth? The pressure inside the submarine is maintained at 1.0 atm Express your answer with the appropriate units. 955.41 Submit Previous Answers Request Answer
Item 4 4 of 13 Constants Part A You have a 1.3 m long copper wire. You want to make an N-turn current loop that generates a 1.3 mT magnetic field at the center when the current is 2.3 A. You must use the entire wire. What will be the diameter of your coil? Express your answer with the appropriate units. LA dValue Units Submit Request Answer
Two 10-cm-diameter electrodes 0.44 cm apart form a parallel-plate capacitor. The electrodes are attached by metal wires to the terminals of a 14 V battery. After a long time, the capacitor is disconnected from the battery but is not discharged. Part A What are the charge on each electrode, the electric field strength inside the capacitor, and the potential difference between the electrodes right after the battery is disconnected? Express your answer to two significant figures and include the appropriate...
Problem 18.87 Copper wire of diameter 0.249 cm is used to connect a set of appliances at 120 V, which draw 1850 W of power total. The resistivity of copper is 1.68 x 10- 12 m. What power is wasted in 29.0 m of this wire? Express your answer to three significant figures and include the appropriate units. I MÅ BO ? Units P dissipated = Paissipated = | Value Submit Request Answer Part B What is your answer if...
The magnetic field inside an air-filled solenoid 35 cm long and 3.5 cm in diameter is 0.66 T. Part A Approximately how much energy is stored in this field? Express your answer to two significant figures and include the appropriate units. ni μΑ ? E = Value Units Submit Request Answer
An electron in a cathode-ray beam passes between 2.5- cm-long parallel-plate electrodes that are 4.2 mm apart. A 2.3 mT,2.5-cm-wide magnetic field is perpendicular to the electric field between the plates. The electron passes through the electrodes without being deflected if the potential difference between the plates is 660 V Part A What is the electron's speed? Express your answer to two significant figures and include the appropriate units. 2 HA Value Units Submit Request Answer Part B If the...