2) An East-West facing wi re lying on a table produces a North pointing magnetic field above the wi re. Which way is the current flowing in the wi re? East West There is no current flowing in the wi re More information is required Explain: DDDD
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- 1) Find the magnetic Force on a.4C charged particle moving with velocity v=4i+5j-3k and B = 2i -5j +3k 2) Three very long wires carry each 4/pi amps current along the y-axis. First is at x=0 current is upward. Second at x=5 current is downward. Third is at x=8 current in upward. Find the net magnetic field at x=3.2 y=0. 3) Calculate magnetic field on a 3.5 cm long solenoid with 120 loops carrying 3.7 amps currentA long wire carrying 4.5A of current makes two 90° bends, as shown inf the figure below. The bent part of the wires passes through a uniform 0.35 T magnetic field directed as shown in the figure and contained in a limited region of space. Find the magnitude of the resultant force that the magnetic field exerts on the wire. Magnetic field region 4.50 A 30,0 cm -60.0 cm- 160.0 cmThe figure below indicates that I and I2 are in opposite direction. they have magnitude of 3A and 5A consecutively. they are also at radiuses 2m and 4m consecutively. What is the magnetic field magnitude? of I2 ENG 4) G 7/TV
- A wire carries a 5.78-A current along the x axis, and another wire carries a 2.18-A current along the y axis, as shown in the figure below. What is the magnetic field at point P, located at x = 4.00 m, y = 3.00 m? magnitude direction |---Select- y (4.00, 3.00) mTwo long, straight wires are parallel and 5 cm apart. One carries a current of 2.0 A, the other a current of 5.0 A. If the two currents flow in opposite directions, what is the magnitude and direction of the force per unit length of one wire on the other? a) 4.00e-5 N/m Away from each other b) 1.67e-5 N/m Towards each other c) 4.00e-5 N/m Towards each other d) 1.67e-5 N/m Away from each other04 The closed loop shown in the figure below carries a current 4 A in the clockwise direction. The loop consists of two arcs of radii a =7 cm and b= 12 cm that are connected by straight segments and the point P is at the center of both arcs. y a P The direction of the magnetic field due to the straight segment at point P is: OInto the page OOut of the page ONo field F. The magnitude of the magnetic field due to the straiyht segments at point P is: The direction of the magnetic field due to the inner is: OInto the page OOut of the page ONo field The magnitude of the magnetic field due to the inner arc at point P is: The direction of the magnetic field due to the outer arc at point P is: OInto the page OOut of the page ONo field The magnitude of the magnetic field due to the outer arc at point Pis: Calculate the net magnetic field vector at point P. Bnet =<