08:26Physics - Magnetic Forces on Moving Charges - Direction (1 of 6) An IntroductionMichel van Biezen377views
Multiple ChoiceA charged particle moving in a magnetic field experiences a force toward the top of this screen when it is moving toward the right and the field is into this screen. Is this particle positive, negative or neutral?394views
Textbook QuestionA rocket cruises past a laboratory at 1.00×10^6 m/s in the positive x-direction just as a proton is launched with velocity (in the laboratory frame) v =(1.41×10^6 î+1.41×10^6 ĵ) m/s. What are the proton's speed and its angle from the y-axis in (b) the rocket frame?199views
Textbook QuestionMuons ( mass = 207 times the electron mass, same charge ― e ) are accelerated horizontally by 65 kV. They then pass through a uniform magnetic field B for a distance of 3.8 cm, which deflects them upward so they reach a detector 22 cm away, 11 cm above their original direction. Estimate the value of B.82views
Textbook Question(III) A 3.40-g bullet moves with a speed of 155 m/s perpendicular to the Earth’s magnetic field of 5.00 x 10⁻⁵ T . If the bullet possesses a net charge of 18.5 x 10⁻⁹ C , by what distance will it be deflected from its path due to the Earth’s magnetic field after it has traveled 1.25 km?52views
Textbook Question(II) An electron moves with velocity v (→ above v) = (6.0 î ― 7.0 ĵ) x 10⁴ m/s in a magnetic field B (→ above B) = (―0.80 î + 0.60 ĵ) T . Determine the magnitude and direction of the force on the electron.44views
Textbook Question(I) Alpha particles (charge q = +2e, mass m = 6.6 x 10⁻²⁷ kg) move at 2.2 x 10⁶ m/s . What magnetic field strength would be required to bend them into a circular path of radius r = 0.14 m? 46views
Textbook Question(I) An electron is projected vertically upward with a speed of 1.70 x 10⁶ m/s into a uniform magnetic field of 0.550 T that is directed horizontally away from the observer. Describe the electron’s path in this field.33views
Textbook Question(I) Determine the magnitude and direction of the force on an electron traveling 7.75 x 10⁵ m/s horizontally to the east in a vertically upward magnetic field of strength 0.65 T.42views