What is dielectric strength of air gap?

Q.  The dielectric strength of air gap is
- Published on 07 Sep 15

a. 2.11kV/cm
b. 21.1kV/m
c. 21.1kV/cm
d. 2.11kV/m

ANSWER: 21.1kV/cm

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    Discussion

  • Gurpreet singh   -Posted on 11 Sep 17
    How this answer come
    is it any formula to calculate dielectric strength if air having temp. 25 degree celsius and 76cm of mercury

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