Question

In Delta connected system, the relation
between the line current IL and phase
current Iph is
O IL = 13 Iph
O IL = 1 ph
O IL = 21 ph
O none of the above​

Answer 1

In a star connection the line current is equal to the phase current . While in Delta connection the line current is divided by under root 3 to get the phase current.

For more details and calculation of root 3,