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roblem × @Course: 18/ViEngineeri..?@ CourseHome ure | https://session.masteringphysics.com/myct/mastering#/assignment/6187464 ?MasteringPhysics: C27W-Google Chrome à Secure https.//session.masteringphysics.com/myct/itemView?assignmentProblemiD-93081184 MasteringPhysics C Ch27Hw Problem 27.10 Enhanced with Hints The current in a 100 watt lightbulb is 0.720 A The ilament anside the Part A bub is 0 280 mm in diameter You may want to review ags 759 752) For help with math skils you may went to nevlew Rearangement of Ecuations Imsking Mullielication and Divisin brea Calculafiors for a ede What is the curtent density in the filamsnt? Express your answer with the appropriate units. View Available Hintis) 1 17-107 Correct Part B hal i the electron caurent in the filsment? Express your answer with the appropriate units. View Available Hint's 19 .6.10 s X Incorrect; Try Again; 4 attempts remaining re to search DOLL F2 F3 F4 F5 F6 F7 F8 F9 8

Explanation / Answer

Part a) Solved

Part b)

i = I/E = 0.72/(1.6 x 10^-19) = 4.5 x 10^18 electron/sec

So, electron current = 4.5 x 1018 electron/sec

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