Question 10 5 points Save Answ A square coil (20.0 cm x 20.0 cm) of wire consists of 50 loops. The magnetic field is perpendicular to the face of the coil and increases from 3.0 T to 5.0 T in 0.1 s. The coil is connected across a 20.0 ohm resistor. How much current flows through the resistor? a. 2.0 A b.1.0 A c. 1.5 A d.4.0 A Moving to another question will save this response. Question 11 of Save...
A 20.0 cm × 20.0 cm square loop of wire lies in the xy-plane with its bottom edge on the x-axis. The resistance of the loop is 0.530 Ω . A magnetic field parallel to the z-axis is given by B = 0.850 y2t, where B is in tesla, y is in meters, and t is in seconds. What is the size of the induced current in the loop at t = 0.460 s ?
o X-Z S SE -22 e 2 1 e Shoold equel
o X-Z S SE -22 e 2 1 e Shoold equel
The magnetic field at a distance of 20.0 cm from a wire is 10.0 x 10-7 T. The wire, which is straight, has a current that passes through it. Determine the current.
A wire 20.0 cm long carries a 0.500 A in the positive direction of an x-axis, through a magnetic field B = (0.0030 T) j + (0.010 T) k. Find the magnetic force on the wire. ________________ N j + _______________ N k
Question 1 2 pts (a) A. roton moving at a velocity of 2.00x106m/s encounters a magnetic field B = 1.20x10-5T whose direction is 45.0° from the direction of its velocity. What is the magnetic force on the proton? Answer: x10-18N (b) An electron is moving north in a region where a magnetic field points up. Which direction is the magnetic force on the electron (north, south, east, west, up or down)? Answer:
Review Part A A 20.0 cm x 200 cm square loop of wire lies in the xy plane with its bottom edge on the x-axis. The resistance of the loop is 0.520 A A magnetic field parallel to the z-ads is given by B=0.780 y t, where B is in tesla, y is in meters, and is in seconds. What is the size of the induced current in the loop at t=0.450 s? Express your answer with the appropriate units....
5. If a silver wire has a resistance of 10.0 Q at 20.0 °C, what resistance does it have at 40.0 °C? ( 3.8x10)
5. Using a surface integral calculation, find the current (in Amps) in a circular wire given a current density of)s 15(1-e-1000r)ez Amps/㎡ . That is, J has a magnitude of 15(1-e-1000r)as it is a function of distance r from the center to the outer surface. J points in the z direction. Draw the wire in a diagram with the cylindrical coordinate system and solve for I using a double integral. Hint- what is the surface area of the end of...
2. (20 points) A copper wire with a square cross-section (side length 5 of 3.00 A. The two wires are parallel over a region of 20.0 cm, where they are 1.60 cm apa produces a magnetic field on the copper wire. The copper wire is conn current directed rightward. Data of copper: resistivity = 1.68 x 10-8 Ωm; free electron number density-8.50 x 1028/㎡ a. What is the magnetic field the iron wire exert on the copper wire? (For this...