GETCO Exam Paper (22-07-2015)
In differential protection scheme, a stabilizing resistance connected to

reduce the effect of non identical CTs
block harmonics
increase the current limit
increase the relay sensitivity

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GETCO Exam Paper (22-07-2015)
Laplace transforms is used for

converting non linear equation to linear equation
for finding initial condition in a system
finding transfer function of any systems
converting diffential equation to algebraic equation

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