Assume the helium-neon lasers commonly used in student physics laboratories have power outputsof 0.55 mW.(a) If such a laser beam is projected onto a circular spot 0.9 mm in diameter, what is its intensity?I = 864.55W2m(b) Find the peak magnetic field strength.Bo=T(c) Find the peak electric field strength.Eo=Vm

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Biomedical Instrumentation Systems

1st Edition

ISBN:9781133478294

Author:Chatterjee

Publisher:Chatterjee

Chapter3: Biosignals And Noise

Section: Chapter Questions

Problem 4P

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