Question is ⇒ Corona usually occurs when the electrostatic stress in air around the conductor exceeds, Options are ⇒ (A) 6.6 kV (r.m.s. value)/cm, (B) 11 kV (r.m.s. value)/cm, (C) 22 kV (maximum value)/cm, (D) 30 kV (maximum value)/cm, (E) , Leave your comments or Download question paper.

Question is ⇒ Corona usually occurs when the electrostatic stress in air around the conductor exceeds, Options are ⇒ (A) 6.6 kV (r.m.s. value)/cm, (B) 11 kV (r.m.s. value)/cm, (C) 22 kV (maximum value)/cm, (D) 30 kV (maximum value)/cm, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	Corona usually occurs when the electrostatic stress in air around the conductor exceeds
A.	6.6 kV (r.m.s. value)/cm [Wrong Answer]
B.	11 kV (r.m.s. value)/cm [Wrong Answer]
C.	22 kV (maximum value)/cm [Wrong Answer]
D.	30 kV (maximum value)/cm [Correct Answer]
View Answer 14 -5 Explanation:- Answer : D Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

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