A) 4I
B) \[4I\text{ }cos\text{ }\phi \]
C) \[4I\text{ }co{{s}^{2}}\,\phi \]
D) \[4I\text{ }co{{s}^{2}}\,(\phi \,2)\]
Correct Answer: D
Solution :
\[I=4I\text{ }co{{s}^{2}}\,\phi /2\]You need to login to perform this action.
You will be redirected in
3 sec