Recent content by swaha

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    Calculating Gamma Ray Count Rate Error in 20 secs

    Homework Statement A detector is used to count the number of gamma rays from a radioactive source if the number of counts is 10000 in exactly 20 secs then what is the error in counting rate per sec? Homework Equations- no idea. The Attempt at a Solution- As per our syllabus we...
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    Something to be clarified about EM Wave: TE, TM and TEM

    Please go through a textbook of UG level optics or electrodynamics & then in your problem specify what x,y,z directions mean. You may refer Griffiths (electrodynamics), Hecht/ Ajay Ghatak (optics).
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    Why Do Voltmeter Readings Differ in a Series Circuit?

    okay thanks.
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    Why Do Voltmeter Readings Differ in a Series Circuit?

    Homework Statement A person measures 9volts across the battery, 3 volts across the resistor Ra and 4.5volts across the resistor Rb connected in series (all three battery, Ra, Rb are connected in series) with a voltmeter of finite resistance. The resistor Ra=2M, and the battery has negligible...
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    Studying Abroad: Choosing the Right Test & How to Prepare

    i am a 1st year student aiming at studying abroad in my pg levels. can i know which test would be best for me? gre, toefl or something else? & how to prepare for them?
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