A 3.2 A current is established in a wire of length 600 mm. This wire is...
A 3.2-mm copper wire carries a 15-A current (uniform across its cross section). Determine the magnetic field (a) at the surface of the wire (b) inside the wire, 0.64 mm below the surface, (c) and outside the wire 3.2 mm from the surface.
A current-carrying wire of length 52.0 cm is positioned perpendicular to a uniform magnetic field. If the current is 15.0 A and it is determined that there is a magnetic force of 2.3 N on the wire due to the interaction of the current and field, what is the magnitude of the magnetic field? A. 0.52 T OB. 0.46 T: C.0.38 T, OD.0.29 T: E.0.18 T: OF. 0.12 T.
A wire 2.80 m in length carries a current of 10 A in a region where a uniform magnetic field has a magnitude of 0.78 T. Calculate the magnitude of the magnetic force on the wire assuming the angle between the magnetic field and the current is 120.0° Select one: a. Fe = 18.91 N b. FB = ON c. None of these answers d. FB = -10.92 N
A wire carrying a current 30 A has a length 0.1 m between the pole faces of a magnet at an angle 60 Degree (see the figure). The magnetic field is approximately uniform at 0.5 T. We ignore the field beyond the pole pieces. What is the force on the wire? Answer in units of N
A long, straight wire of length 0.82 m carries current I = 1.6 Ain a region where B = 2.4 T. If the force on the wire is 1.4 N, what is the smallest possible angle between the field and the wire?________ °
4. (3 marks) A straight wire of length 0.65 m carries a current of I = 1.7 A. The strength of the magnetic field in the region is 1.6 T. If the force on the wire is 1.1 N, determine the angle between he field and the wire.
6. A straight wire of length 70 cm caries a current of 50 A and makes an angle of 60 degrees with the direction of a uniform magnetic field. If the force on the wire due to the field is 2.2 N, what is the magnitude of the field?
4a) What is the magnitude of the force per meter of length on a straight wire carrying an 6.60-A current when perpendicular to a 0.65-T uniform magnetic field? 4b) What if the angle between the wire and field is 50.0 degrees?
A 5.30 m length of 1.6 mm -diameter wire carries a 710 mA current when 18.0 mV is applied to its ends. The drift velocity is 1.2×10−5 m/s . Part A Determine the resistance R of the wire. Part B Determine the resistivity ρ. Part C Determine the current density j. Part D Determine the electric field inside the wire. Part E Determine the number n of free electrons per unit volume.
The wire in the figure carries a current of 2.22 A and
has a length of 4.66 m. It is immersed in a magnetic field whose
magnitude is 1.77 T which points at an angle of 42.2° relative to
the wire. What is the magnitude of the magnetic force on the
wire?
The wire in the figure carries a current of 2.22 A and has a length of 4.66 m. It is immersed in a magnetic field whose magnitude is...