A particle gun shoots beam of particles with charge ±3 x 10-16C and mass 6 x 10-21kg into a region of 7mT magnetic field perpendicularly as shown in the figure. A detector is placed on a position such that R= 20cm. If the magnetic field is oriented into the plane direction find the speed of the particles and the sign of their charge (either positive or negative) detected by the detector. Detector O a. 102 m/s. (+) R O b. 4 x 102 m/s. (-) O . 70 m/s. (+) O d. 1.5 x 10 m/s. (+) O e. 3.15 x 102 m/s. (+) O f. 1.25 x 103 m/s. (-) O g. 25 m/s. (+) O h. 0.5 m/s. (-)

A particle gun shoots beam of particles with charge ±3 x 10-16C and mass 6 x 10-21kg into a region of 7mT magnetic field perpendicularly as shown in the figure. A detector is placed on a position such that R= 20cm. If the magnetic field is oriented into the plane direction find the speed of the particles and the sign of their charge (either positive or negative) detected by the detector. Detector O a. 102 m/s. (+) R O b. 4 x 102 m/s. (-) O . 70 m/s. (+) O d. 1.5 x 10 m/s. (+) O e. 3.15 x 102 m/s. (+) O f. 1.25 x 103 m/s. (-) O g. 25 m/s. (+) O h. 0.5 m/s. (-)

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter22: Magnetic Forces And Magnetic Fields

Section22.3: Motion Of A Charged Particle In A Uniform Magnetic Field

Problem 22.2QQ: A charged particle is moving perpendicular to a magnetic field in a circle with a radius r. (i) An...

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