Electric Circuits
In delta connected circuit when one resistor is open, then power will be

 0.
 increased by factor of 3.
  remain unchanged.
 reduced by the factor of 3.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
When we use super node technique

All of these
 current source branch is common for two meshes.
 ideal voltage source is connected between non reference node and reference.
 ideal voltage source is connected between two non reference nodes.

ANSWER DOWNLOAD EXAMIANS APP