An electron in the beam of a cathode-ray tube is accelerated by a potential difference of 2.00 kV. Then it passes through a region of transverse magnetic field, where it moves in a circular arc with radius 0.180 m. What is the magnitude of the field?
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An electron in the beam of a cathode-ray tube is accelerated
by a potential difference of 2.00 kV. Then it passes through a region of
transverse magnetic field, where it moves in a circular arc with radius
0.180 m. What is the magnitude of the field?
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- a charged particle enters a mass spectrometer with uniform magnetic field B= .60 T pointing into the page. if the particle has mass m= 3.2 x10^-12 kg and is travelling at a speed of 5.0 x 10^5 m/s, then it is seen to curve in the magnetic field as shown and strikes a detector d=12.0 cm away from the point where it entered the mass spectrometer. what is the charge on the particle? a) +44 microC b) -44 microC c) -68 microC d) +68 microCYour answer is partially correct. One long wire lies along an x axis and carries a current of 57 A in the positive x direction. A second long wire is perpendicular to the xy plane, passes through the point (0, 7.2 m, 0), and carries a current of 45 A in the positive z direction. What is the magnitude of the resulting magnetic field at the point (0, 2.0 m, 0)? Number i 0.000005956 Units PTAn electron in an old-fashioned TV camera tube is moving at 7.20 × 106 m/s in a magnetic field of strength 100 mT. What is the (a) maximum and (b) minimum magnitude of the force acting on the electron due to the field? (c) At one point the electron has an acceleration of magnitude 5.40 × 1014 m/s². What is the angle between the electron's velocity and the magnetic field? (a) Number i (b) Number i (c) Number i Units N Units Units N O (degr
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