What is sphere gap?

Q.  For voltage measurements, the gap which gives highest accuracy is
- Published on 21 Dec 15

a. Sphere gaps
b. Field gaps
c. Rod gaps
d. None of these

ANSWER: Sphere gaps

Post your comment / Share knowledge


Enter the code shown above:
 
(Note: If you cannot read the numbers in the above image, reload the page to generate a new one.)