(a) Find the magnitude (in µT) and direction of the net magnetic field at a point halfway between the wires. magnitude direction 73.33 x What is the magnitude of the magnetic field of a long, straight wire? From the right-hand rule, what is direction of the field? Find the vector magneti field due to each wire at the point of interest, then add the two as vectors to find the net field. µT into the page (b) Find the magnitude (in µT) and direction of the net magnetic field at point P₁, 9.3 cm to the right of the wire on the right. magnitude direction out of the page UT (c) Find the magnitude (in µT) and direction of the net magnetic field at point P₂, 2d = 18.6 cm to the left of the wire on the left. μT magnitude direction out of the page (d) What If? Repeat part (a) for the case where both wires carry currents in the same direction, upward in the figure. Find the magnitude (in µT) and direction of the net magnetic field at a point halfway between the wires. magnitude HT direction out of the page X Find the vector magnetic field due to each wire at the point of interest, then add the two as vectors to find the field. What do you notice about the magnitude and direction of the field due to each wire in this case?

Let x=0 be the beginning of the magnetic field.  Express the area (A), and express vw in terms of the area.  Then what is vBw in terms of magnetic flux? The magnetic force on the conducting charges is an EMF, an electromotive force.  Use these to derive the following expression for the EMF:   Please see attachments for details on question and diagram.

Question 1: The magnetic flux of a uniform magnetic field of magnitude B througn a flat area A whose area vector is at angle with the magnetic field is given by ... (select the best choice) OBXA OBA sin OBA OAX B OBA cos Part (a) › analyzes the directions of the forces between two parallel wires carrying currents in the same direction. Perform a similar analysis for the forces between two parallel wires carrying currents in opposite directions. Those forces are... (select the best choice) Orepulsive to the left Part (b) Oto the right Oup Odown O attractive two ways of determining the direction of the magnetic field produced at some point by a moving charge or a current. Which hand or hands are avolved in both ways? (select the best choice) OBoth hands, but mainly the right ORight hand OBoth hands equally OLeft hand ONone of the other choices

What is the magnitude of the magnetic field (in nT) at a distance of 4 m from a long straight wire which carries a current of 14 A? (in units of nT or nanoteslas)

Two long straight current carrying wire both have currents of 235 A directed to the right. The wires are laid parallel to one another and are separated by a distance of 0.028 m. What is the net magnetic field at a distance of 0.02 m above the top wire? Enter a number rounded to 4 decimal places

A 25 cm rod moves at 2.4 m/s in a plane perpendicular to a magnetic field of strength 0.36 T. The rod, velocity vector, and magnetic field vector are mutually perpendicular, as indicated in the accompanying figure. 25 cm (a) Calculate the magnetic force on an electron in the rod (in N). (Enter the magnitude.) (b) Calculate the electric field in the rod (in V/m). (Enter the magnitude.) V/m (c) Calculate the potential difference between the ends of the rod (in V). V (d) What is the speed of the rod (in m/s) if the potential difference is 1.0 V? m/s

A steady-current flows down a long cylindrical wire of radius R. Find the magnetic field, both inside and outside the wire, if the current is distributed in such a way that J is proportional to r², where r is the distance from the axis.

The magnitude of the magnetic field a distance of l away from a long, straight current carryingwire is B. How far from the wire is the magnitude of the magnetic equal to 1/2B?

= 6.80 A and the wire lies in the plane of the rectangular loop, which carries a current I, = 10.0 A. The dimensions in the figure are In the figure below, the current in the long, straight wire is I, 0.100 m, a = 0.150 m, and { C = 0.420 m. Find the magnitude and direction of the net force exerted on the loop by the magnetic field created by the wire. magnitude direction to the left

a) A wire of length L carrying a current of magnitude I is shown on the figure. Find the magnetic field vector at point P. Hint: You may find the following integrals useful: 1 1 -dx a Jx² +a? (x* +a*)* 1 -dx =- (x² +a*)* direction of current 2 X a P L 2