3. A platinum wire of resistance 5 ohms has 4[amperes] of electric current flowing through it....
An electric current is uniformly distributed throughout a long, straight wire that has a diameter of 50 mm. The current through the wire is 5.0A . Calculate the magnitude of the magnetic field 20 mm radially away from the wire center. Calculate the magnitude of the magnetic field 50 mm radially away from the wire center. What must the current be to create a magnetic field of magnitude 1.0 T 50 mm radially away from the wire center?
the ratio of the electric potential across a circuit element to the current flowing through that element is called: a. current b. energy c. power d. resistance e. voltage when electrons move in a copper wire: a. resistance to the electron flow exists b. ionization occurs c. the condition is called electromagnetic force d. the condititon is called electrostatics e. they move down the middle of the wire
An electric current I = 0.75 A is flowing in a long wire. Consider a rectangular area with one side parallel to the wire and at a distance c = 0.048 m away from the wire. Let the dimensions of the rectangle be a = 0.046 m and b= 0.067 m. Part (a) Express the magnitude of the magnetic field generated by the wire B at a distance r in terms of I and r. Part (b) Express the magnetic flux, φ,...
4. A square wire circuit has a 1.0 A current flowing as shown. If the wire is centered on the origin in the xy-plane and the square is 20.0 mm on each side, find the magnitude and direction of the magnetic field strength at a point P located at (0.0, 2.0 mm). y.(mm) 1 . X
1. A very long straight wire has a current of 4.24 A flowing through it. What is the magnitude of the magnetic field created by this current-carrying wire at a distance of … a) 4.32 cm from the wire?
A uniform magnetic field is directed in the -z direction. A rectangular wire wound 5 times with a length of 0.7 meters and width of 0.8 meters is placed in the x-y plane in the field. The magnetic field is changed in magnitude from 15 Tesla to 4 Tesla in a time of 0.6 seconds. If the resistance of the wire is 7 Ohms, what is the magnitude and direction of its magnetic moment produced by the average induced current...
3) Three long parallel conductors carry equal currents of I= 5 Amperes. The wires are separated by a neighboring wire from a distance of a = 20 cm. a a а i) Find the magnitude and direction of the magnetic field in the center of the equilateral triangle formed by the three wires. (10 pts) ii) Find the net force per unit length exerted on the bottom left wire due to the other two wires. (10 pts) iii) Find the...
3- An electric circuit has internal resistance of 50 ohms. The current I = Voltage Resistance +50) or I = V/(R+50) The Power P = 12*R (units watts) Write a Matlab script where voltage V = 10 volts and Calculate the Current and Power for the following Resistor values: [ 10, 20, 30, 40.50.60.70, 80 1001 Plot the current and power vs resistance on the same plot using plotvy function.- Left y axis is current, and right y axis is...
In the figure, a rectangular loop of wire with length a = 3.8 cm, width b = 2.2 cm, and resistance R = 0.70 mΩ is placed near an infinitely long wire carrying current I = 4.7 A. The loop is then moved away from the wire at a constant speed v = 3.9 mm/s, when the center of the loop is at distance r = 7.9 cm, what are (a) the magnitude of the magnetic flux through the loop...
A long straight conductor has a constant current flowing to the right. A wire rectangle is situated above the wire, and also has a constant current flowing through it (as shown in the figure). It what direction is the net force on the wire rectangle? A) out of page B) up C) down D) force is zero E) left 8) A solid cylinder of radius R = 5.0 mm caries a uniform current density of 1.50 x 106 A/m2. What is the magnitude of the magnetic...