GETCO Exam Paper (22-07-2015)
In sub stations for making and breaking of load current

isolators are used
relays are used
circuit breakers are used
load interrupter switches are used

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

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

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