20. Advance Illustration | Heat Transfer | Radiations from human body | by Ashish Arora

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The website, aimed at nurturing grasping power students, has classroom lectures on almost all the topics. It is an outcome of 23-year long toil of Physics expert who has made it a mission to simplify the complexities of Physics.

Ashish Arora, the brain behind this interactive unique website, has all his lectures available on web for free of cost. He has created a youtube channel in the name of Physics Galaxy. Today more than 6000 video lectures are being watched per day on this website which is highest among any other e-learning website in India. Till now more than 3.6 Million videos are watched on it. On each video subtitles are also available in 67 languages using google translator including English, Hindi, Chinese, French, Marathi, Bangla, Urdu and other regional and international languages.

Besides uploading transcripts of all his videos, he has created a software based synchronized European voice accent of all videos to benefit students in USA, Europe and other countries.

#AshishArora #JEEAdvanced #JEE2020
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Sir, how can we apply NLC here ?
Temp.diff. between body and surroundings is 30K (or 30°C)

priyanshkumar
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Sir here why we are assuming that total power which is emitted by heater is absorbed by us

oooo
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Sir I am confused, when we use stephen-boltzman law and when we use Newtons law .Please help me🙏🙏🙏

neerajp
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Sir why did we apply Newtons law of cooling here ? The temp difference is 30K . We usually apply for difference upto 10 K . Please tell sir

mansisethi
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How the rate of loss of heat is taken wrt body?

manoj