Question

In: Physics

A wire carrying a 30 A current pass between two strong bar magnets and experiences a...

A wire carrying a 30 A current pass between two strong bar magnets and experiences a 2.16 N force on the 4.00 cm of wire in the field.
(i) Show the direction of the force in the diagram.   
(ii)What is the strength of the magnetic field?

Solutions

Expert Solution


Related Solutions

Conducting Loop and Current-Carrying Wire
An infinite straight wire carries current I1 = 5.8 A in the positive y-direction as shown. At time t = 0, a conducting wire, aligned with the y-direction is located a distance d = 51 cm from the y-axis and moves with velocity v = 19 cm/s in the negative x-direction as shown. The wire has length W = 24 cm.1) What is ε(0), the emf induced in the moving wire at t = 0? Define the emf to be...
A long wire carrying 4.50 A of current makes two 90 degree bends, as shown in...
A long wire carrying 4.50 A of current makes two 90 degree bends, as shown in the figure . The bent part of the wire passes through a uniform 0.230 T magnetic field directed as shown in the figure and confined to a limited region of space. Part A  Find the magnitude of the force that the magnetic field exerts on the wire. F =0.694 N Part B Find the direction of the force that the magnetic field exerts on...
Two circular current-carrying loops of wire are shown in the drawing. The inner loop has a...
Two circular current-carrying loops of wire are shown in the drawing. The inner loop has a radius of R0 and carries a current I0, while the outer loop has a radius of 2R0 and carries a current of 4I0. The currents are in opposite directions. If R0 = 0.20 m and I0 = 1.9 A, determine the magnitude and direction of the net magnetic field at the center of the two loops.
A current carrying gold wire has diameter of 0.84 mm. the electric field in the wire...
A current carrying gold wire has diameter of 0.84 mm. the electric field in the wire is 0.49 V/m. What is a The current carried by the wire? b The potential difference between two points in the wire 6.4 m apart? c The resistance of a 6.4 m length of this wire.
A 25-cm lengthy of wire that is carrying a current of 6.0 A is perpendicular to...
A 25-cm lengthy of wire that is carrying a current of 6.0 A is perpendicular to a uniform magnetic field of 2.5 T. The force on the wire is: A. 1.5 N B. 2.3 N C. 2.5 N D. 3.8 N E. Zero
What is the direction of the magnetic field of a straight, current-carrying wire?
What is the direction of the magnetic field of a straight, current-carrying wire?
A 100 meter long wire carrying a current of .4 amps into the board is at...
A 100 meter long wire carrying a current of .4 amps into the board is at (-5, 0) meters and another 100-m long wire carrying a current of .6 amps out of the board is at (+3, 0) meters. a) Find the Magnetic Force between these charges. b) Where can a third wire be placed so that it experiences no force? Where can it be placed on the x-axis so it experiences a force of magnitude 5 μN (the wire...
You are looking at a current carrying wire. The current is heading straight for you toward your eye.
You are looking at a current carrying wire. The current is heading straight for you toward your eye. The magnetic field lines and field strength are best described by:The field lines point in away from wire, and drop off as \(1 / r^{2}\)The field lines wrap around the wire CCW and drop off as \(1 / \mathrm{r}\)The field lines wrap around the wire CCW and drop off as \(1 / r^{2}\)The field lines point in toward wire, and drop off...
5) A rectangular coil of wire, 22.0 cm by 35.0 cm and carrying a current of...
5) A rectangular coil of wire, 22.0 cm by 35.0 cm and carrying a current of 1.40 A, is oriented with the plane of its loop perpendicular to a uniform 1.50-T magnetic field, as shown in the figure. a) Calculate the net force which the magnetic field exerts on the coil b) Calculate the torque which the magnetic field exerts on the coil c) The coil is rotated through a 30.0degrees angle about the axis shown, the left side coming...
Which of the following statements are true for magnetic force acting on a current-carrying wire in...
Which of the following statements are true for magnetic force acting on a current-carrying wire in a uniform magnetic field? Check all that apply. The magnetic force on the current-carrying wire is strongest when the current is perpendicular to the magnetic field lines. The direction of the magnetic force acting on a current-carrying wire in a uniform magnetic field is perpendicular to the direction of the current. The magnetic force on the current-carrying wire is strongest when the current is...
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT