the force exerted on it by a magnetic field with magnitude 1.65T and perpendicular to the1. A particle with charge 6.40 x 10-19 C travels in a circular orbit with radius 4.68 mm due tone rorce exXerted on it by a magnetic field with maanitude 1.65 T and perpendicular to theorbit. (a) what is the magnitude of the linear momenium p of the particle? (b) What is themagnitude of the angular momentum L of the particle?2. An electron at point A in the figure has a speed vo of 1.41 x 10°m/s. Find (a) the magnitude and direction of the magnetic field thatwill cause the electron to follow the semicircular path from A to B,and (b) the time required for the electron to move from A to B.-10.0 cm3. A singly charged ion of Li (an isotope of Lithium) has a mass of 1.16 x 1026 kg. It isaccelerated through a potential difference of 220 V and then enters a magnetic field withmagnitude 0.723 T perpendicular to the path of the ion. What is the radius of the ion's path inthe magnetic field?4. A 150-V battery is connected across two parallel metal plates of area 28.5 cm2 andseparation 8.20 mm. A beam of alpha particles (charge +2e, mass 6.64 x 102 kg) isaccelerated from rest through a potential difference of 1.75 kV and enters the region betweenthe plates perpendicular to the electric field. What magnitude and direction of magnetic fieldare needed so that the alpha particles emerge undeflected from between the plates?5. In the Bainbridge mass spectrometer, the magnetic-field magnitude in the velocity selectoris 0.650 T, and ions having a speed of 1.82 x 10® m/s pass through undeflected. (a) What isthe electric-field magnitude in the velocity selector? (b) If the separation of the plates is 5.20mm, what is the potential difference between plates P and P?

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A particle with charge 6,40 x 10-19 C travels in a circular orbit with radius 4.68 mm due to the force exerted on it by a magnetic field with magnitude 1.65 T and perpendicular to the orbit. (a) What is the magnitude of the linear momentum p of the particle? (b) mat is uio magnitude of the angular momentum L of the particle? 2. An electron

A particle with charge 6,40 x 10-19 C travels in a circular orbit with radius 4.68 mm due to the force exerted on it by a magnetic field with magnitude 1.65 T and perpendicular to the orbit. (a) What is the magnitude of the linear momentum p of the particle? (b) mat is uio magnitude of the angular momentum L of the particle? 2. An electron

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter11: Magnetic Forces And Fields

Section: Chapter Questions

Problem 108CP: A wire ismade into a circular shape of radius R and pivoted along a central support.The two ends of...

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