An electron moving perpendicular to a uniform magnetic field of 3.2 x 102 T moves in a circle of radius 0.40 cm. How fast is this electron moving? O 8.0 x 106 m/s 3.0 x 106 m/s O 1.9 x 10-30 m/s O 2.2 x 107 m/s O 1.9 x 10-2 m/s Listen In a mass spectrometer, a singly-charged particle (charge e) has a speed of 1.0 x 102 m/s and enters a uniform magnetic field of 0.20 T. The radius of the circular orbit of the particle is 0.020 m What is the mass of this particle? (e = 1.60 × 10-19 C) %3D O32 10-28 kg O17x 10-27 kg 6.4 x 10-28 kg O 3.1x 10-31 kg
An electron moving perpendicular to a uniform magnetic field of 3.2 x 102 T moves in a circle of radius 0.40 cm. How fast is this electron moving? O 8.0 x 106 m/s 3.0 x 106 m/s O 1.9 x 10-30 m/s O 2.2 x 107 m/s O 1.9 x 10-2 m/s Listen In a mass spectrometer, a singly-charged particle (charge e) has a speed of 1.0 x 102 m/s and enters a uniform magnetic field of 0.20 T. The radius of the circular orbit of the particle is 0.020 m What is the mass of this particle? (e = 1.60 × 10-19 C) %3D O32 10-28 kg O17x 10-27 kg 6.4 x 10-28 kg O 3.1x 10-31 kg
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Transcribed Image Text:An electron moving perpendicular to a uniform magnetic field of 3.2 x 102I moves in a circle of
radius 0.40 cm. How fast is this electron moving?
8.0 x 106 m/s
3.0 x 106 m/s
1.9 x 10-30 m/s
O 2.2 x 107 m/s
|19 × 10-2 m/s
1) Listen
In a mass spectrometer, a singly-charged particle (charge e) has a speed of 1.0 × 102 m/s and
enters a uniform magnetic field of 0.20 T. The radius of the circular orbit of the particle is 0.020 m
What is the mass of this particle? (e = 1.60 × 10-19 C)
%3D
O32x 10-28 kg
O17x 10-27 kg
O64x10-28 kg
O3.1 x 10-31 kg
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