Use of long cross arms to improve string efficiency
Q. Assertion (A): The string efficiency can be improved by using long cross arms.
Reason (R): Use of long cross arms reduces the ratio of capacity to earth to capacity per insulator thereby increasing the string efficiency.- Published on 24 Nov 15
a. Both A and R are true and R is the correct explanation of A
b. Both A and R are true and R is not the explanation of A
c. A is true but R is false
d. A is false but R is true
ANSWER: Both A and R are true and R is the correct explanation of A