3 Before the advent of solid-state electronics, vacuum tubeswere widely used in radios and other devices. A simpletype of vacuum tube known as a diode consists essentiallyof two electrodes within a highly evacuated enclosureOne electrode, the cathode, is maintained at a hightemperature and emits electrons from its surface. Apotential difference of a few hundred volts is maintainedbetween the cathode and the other electrode, known asthe anode, with the anode at the higher potential (gure1)Figureg1 of 1DYPart ASuppose a diode consists of a cylindrical cathode with a radius of 6.200-10 cm. mounted coaxially within a cylindricalanode with a radius of 0.5580 cm. The potential difference between the anode and cathode is 375 V An electron leavesthe surface of the cathode with zero inihal speed (0) Find its spood end when it strikes the anodeExpress your answer numerically in meters per second.View Available Hint(s)Pied10 ΑΣΦ4Submit Previous AnswersX Incorrect: Try Again; 5 attempts remainingProvide Feedback?m/sNext >

Initial speed of the electron is vinitial = 0 Final speed of the electron is vfinal Mass of the…

fore the advent of solid-state electronics, vacuum tubes ore widely used in radios and other devices. A simple pe of vacuum tube known a a diode consists essentialy two electrodes within a highly evacuated enclosure me electrode, the cathode maintained high mperature and emits electrons from its surface. A otential difference of a few hundred volts is maintained stween the cathode and the other electrode, known as he anode, with the anode at the higher potential (Figure ure g < 1 of 1 > Part A Suppose a diode consists of a cylindrical cathode with a radius of 6.200-102 cm. mounted coaxially within a cylindrical anode with a radius of 0.5580 cm The potential difference between the anode and cathode is 375 V An electron leaves the surface of the cathode with zero initial speed (0) Find its speed end when it strikes the anode Express your answer numerically in meters per second. View Available Hint(s) Frid Submit VAZO 4 Provide Feedback Previous Answers X Incorrect: Try Again; 5 attempts remaining ? m/4 Next >

fore the advent of solid-state electronics, vacuum tubes ore widely used in radios and other devices. A simple pe of vacuum tube known a a diode consists essentialy two electrodes within a highly evacuated enclosure me electrode, the cathode maintained high mperature and emits electrons from its surface. A otential difference of a few hundred volts is maintained stween the cathode and the other electrode, known as he anode, with the anode at the higher potential (Figure ure g < 1 of 1 > Part A Suppose a diode consists of a cylindrical cathode with a radius of 6.200-102 cm. mounted coaxially within a cylindrical anode with a radius of 0.5580 cm The potential difference between the anode and cathode is 375 V An electron leaves the surface of the cathode with zero initial speed (0) Find its speed end when it strikes the anode Express your answer numerically in meters per second. View Available Hint(s) Frid Submit VAZO 4 Provide Feedback Previous Answers X Incorrect: Try Again; 5 attempts remaining ? m/4 Next >

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter7: Electric Potential

Section: Chapter Questions

Problem 81P: A double charged ion is accelerated to an energy of 32.0 keV by the electric field between two...

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