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The use of methods from the physical sciences to aid in the study of biological systems. Note that biophysics questions are only allowed if they are mainly about physics.

4 votes

Why standard voltage is $110/220~\mathrm{V}$ and not $500~\mathrm{V}$?

Safety is the reason why it is done so. Higher (than $110\mathrm{V}/220\mathrm{V}$) potential difference between a human body and a circuit will result in a very, very severe electrical shock. Of cour …
Faraaz Ahmad's user avatar