GETCO Exam Paper (22-07-2015)
The line current in a three phase unbalanced load are Ir= 4+j6, Ib= 2-j2 and Ic= -3+j2, then zero sequence component of current will be
In hopkinson test known as regenerative test two identical machine coupled D.C shunt motor D.C shunt generator temperature rise can be check under rated condition large machine can be tested without drawing much power.
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