Two straight parallel wires are separated by 7.5 cm. There is a 2.0-A current flowing in the first wire.
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- A cylindrical wire carries a steady current density modeled as J(r) = Cr², where ris radial distance from 1.5 mm. If 15.0 C of charge flows through the wire in 5.0 s, center of the wire. The radius of the wire is R determine C.10.8 cm, v = 4.86 m/s, and B = the resistance of the rails is neglibly small and the resistance of the rod is R = 415 mN, what is the magnitude of the current 3. Assume that L 1.18 T. If in the circuit? в А. О.50 A В. 1.0 А С. 1.5 А D. 2.0 A 3.Ch. 26
- A copper wire with a square cross-section (side length 5.00 µm) is next to an iron wire with a rightward current of 3.00 A. The two wires are parallel over a region of 20.0 cm, where they are 1.60 cm apart. The iron wire produces a magnetic field on the copper wire. The copper wire is connected to a 5.00 V power source, with current directed rightward. Data of copper: resistivity = 1.68 x 10-8 Ohm m; free electron number density = 8.50 x 1028/m3The force per meter between the two wires of a jumper cable being used to start a stalled car is 0.286 N/m. (a) What is the current (in A) in the wires, given they are separated by 2.10 cm?the rate of charge (q) flowing in a piece of copper wire is 0.0032 c at a cross -sectional surface area in 15ms. How much current I(mA) is flowing in the circuit ?
- can someone check my answer for number 2? 2. Two 60 –meter current-carrying wires are parallel to one another. Wire 1 has a current of 40 A North. The other wire has a current of 50 A in the same direction. The two wires are separated by a 5-mm distance. What is the resultant force per unit length on the wires?20 - chapter30-question23 1. The figure shows a cross section of three wires each carrying a current of 2R 12 A. The currents in wires A and Cout of the paper, while thatin wire B 4.0 mm, what is the magnitude of the A is into paper. If the distance R %3D force in (mN )on a 3.0 m length of wire B? µo = 4n x 10-7T.m/A. %3D Option1 Option2 Option3 Option4 Option5 17 32 11 51 27 a) Option3 Option1 Option2 Option4 Option5 Boş bırak