Answer to Question #338747 in Electric Circuits for mark

Question #338747

The distance between the electrodes is 3.6 cm. If the dielectric strength of the dry air between the electrodes is 6 x106 V/m, what is the voltage across the electrodes when the arc first forms

Expert's answer

"V=Ed\\\\\n=6*10^6*0.036=2.16*10^5\\:\\rm V"

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