The segment of wire in Figure carries a current of I= 2.00 A, where the radius of the circular arc is R = 3.00 cm. Determine the magnitude and direction of the magnetic field at the origin. 16.5 µT O A) 10.4 µT B) 18.1 µT 23.6 µT D) 14.3 µT E)
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- Unreasonable results Frustrated by the small Hall voltage obtained in blood flow measurements, a medical physicist decides to increase the applied magnetic field strength to get a 0.500-V output for blood moving at 30.0 cm/s in a 1.50-cm-diameter vessel. (a) What magnetic field strength is needed? (b) What is unreasonable about this result? (C) Which premise is responsible?An electron in a TV CRT moves with a speed of 6.0107 m/s, in a direction perpendicular to Earth's field, which has a strength of 5.0105 T. (a) What strength electric field must be applied perpendicular to the Earth’s field to make the election moves in a straight line? (b) If this is done between plates separated by 1.00 cm, what is the voltage applied? (Note that TVs are usually surrounded by a ferromagnetic material to shield against external magnetic fields and avoid the need for such a collection,)The density of charge carriers far copper is 8.471028 electrons per cubic meter. What will be the Hall voltage reading from a probe made up of 3cm2cm1cm ( (LWT) ) copper plate when a current of 1.5 A is passed through it in a magnetic field of 2.5 T perpendicular to the 3cm2cm .
- Two isotopes of carbon, C-12 and C-13, have masses of 19.92 x 10 -27 kg and21.59 x 10 -27 kg, respectively. These two isotopes are singly ionized (due tothe removal of one electron) and each is given a speed of 6.667 x10 5 m/s. The ions then enter the bending region of a mass spectrometer where themagnetic field is 0.8500 T. Determine the spatial separation (differencebetween the diameters of the trajectories) between the two isotopes after they have traveled through a half-circle.An ideal toroidal solenoid has an inner radius of 14.5 cm and outer radius of19.0 cm. It carries a current of 0.500 A and has 9500 number of turns. Find themagnetic field strengths at distances 15.0 cm and 20.0 cm from the center of the solenoid.A wire with length of 3.0 cm carries a 2.0 A in the vertical direction. The rest of the wireis shielded so it does not add to the magnetic field produced by the wire. Calculate themagnetic field which is 2 meter from the wire in the X-direction.
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- Assume an electron in an atom of diamagnetic material moves in a circular path of radius 1.00 x 10-11 m. Treat the electron as a classical particle moving in a loop and calculate the magnitude of the electric field along the electron's path when a magnetic field perpendicular to the plane of the electron's orbit is increased from zero to 1.58 T in 25 ms. answer in units of V/m, please.A 2.4 m segment of wire supplying current to the motor of a submerged submarine carries 950 A and feels a 3.9 N repulsive force from a parallel wire 5.00 cm away. What is the magnitude of the current in the other wire in A?An electron in a TV CRT moves with a speed of 5.5 × 107 m/s, in a direction perpendicular to the Earth’s magnetic field, which has a strength of 5.75 × 10-5 T. Part (a) What electric field strength in kV/m must be applied perpendicular to the Earth’s magnetic field to make the electron moves in a straight line? Part (b) If this is done between plates separated by 1.1 cm, what is the voltage applied in V? (Note that TVs are usually surrounded by a ferromagnetic material to shield against external magnetic fields and avoid the need for such a correction.)