An electron travels due north through a vacuum in a region of uniform magnetic field B...
An electron travels toward the north in a region where the Earth's magnetic field has the magnitude 5.0x10^-5 T and is directed downward at 35 degrees below the horizontal. The magnitude of the force that the Earth's magnetic field exerts on the electron is 1.3x10^-18 N. What is the speed of the electron? A. 2.8x10^5 m/s B. 8.0x10^5 m/s C. 3.5x10^5 m/s D. 5.0x10^5 m/s E. 4.1x10^5 m/s
An electron travels through a region with non-zero electric and magnetic fields. The electric field is directed into the page (-k cap), the electron is moving to the right (+ i cap), and the net force on the electron is zero. a) Which component of the magnetic field must be zero? b) Which component of the magnetic field must be non-zero?
An electron travels at a speed of 1.85 × 104 m/s through a uniform magnetic field whose magnitude is 1.20 × 103 T. What is the magnitude of the magnetic force on the electron if its velocity vector and the magnetic field vector are perpendicular to each other?
An electron travels through the uniform magnetic field of field strength B = (2.5 i + 3.5 j ) mT and electric field of field strength 4.00 I V/M . If the electron is moving with the velocity v= (1500 j + 2000 k)m/s. Calculate the net force acting on the electron in terms of unit vector notation.
Problem 1: An electron travels through the uniform magnetic field of field strength B = (2.5 i +3.5i) mt and electric field of field strength 4.00 IV/M. If the electron is moving with the velocity v= (1500 j + 2000 k)m/s. Calculate the net force acting on the electron in terms of unit vector notation.
elp with physics 102 An electron moves through a region of crossed electric and magnetic fields. The electric field E = 2 000 V/m and is directed straight down. The magnetic field B = 0.80 T and is directed to the left. Specify the directions of electric and magnetic forces on the electron if it moves into the paper. For what velocity v of the electron will the electric force exactly cancel the magnetic force? A rod(length = 10 cm)...
An electron travels to the right, as shown in the figure below, starting in a region of zero magnetic field, and then entering a region of uniform magnetic field, pointing into the page, with a magnitude of b = 1.10 mT. The right half of the diagram is filled with crosses and is labeled B = b. The left half of the diagram has no crosses and is labeled B = 0. A particle labeled e minus is positioned in...
An electron moves through a region with a uniform magnetic field of unknown magnitude directed in the +y direction At the instant that the electron is moving in the +z direction with a velocity of 2.86e6 m/s, it experiences a magnetic force of 1.24 pN in the +x direction. Calculate the magnitude of the magnetic field
An electron traveling left to right enters a region of space where a uniform magnetic field exists (see figure). Once in the field, the electron follows a circular path where r = 1.0E-6 m. If the magnitude of the magnetic field is 5.5 T, what is the speed of the electron and the direction of the magnetic field? 530 m/s, into the screen 530 m/s, out of the screen 9.7E5 m/s, into the screen 9.7E5 m/s, out of the screen...
10. Five equal-mass particles (A-E) enter a region of uniform B-field directed into the page and follow trajectories illustrated in the figure. a) For each particle (A-E), give the sign of its charge by its label. b) Rank from largest to smallest the speed of particles A, B, C, & E or clearly explain why there is not enough information to correctly rank the speed of these four particles, B C D E The figure to the right shows the...