GETCO Exam Paper (22-07-2015) In rotating electrical machines, the insulation temperature limit for class B type is 180˚C 130˚C 105˚C 150˚C 180˚C 130˚C 105˚C 150˚C ANSWER EXPLANATION DOWNLOAD EXAMIANS APP insulation Class and temperature limit(in ˚C) is given below:Y - 90A- 105E- 120B-130F-155H-180C- above 180
GETCO Exam Paper (22-07-2015) The value of holding ratio of relay is always greater than 1 zero less than 1 Infinite greater than 1 zero less than 1 Infinite ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Earth wire on EHV overhead transmission line is provided to protect the line against lightning surge switching surge excessive fault voltages corona effect lightning surge switching surge excessive fault voltages corona effect ANSWER DOWNLOAD EXAMIANS APP
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 converting diffential equation to algebraic equation finding transfer function of any systems converting non linear equation to linear equation for finding initial condition in a system converting diffential equation to algebraic equation finding transfer function of any systems ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The rating of given on the name plate of a transformer indicates the: True power whichh it draws from the supply mains True power which it can supply Apparent power which it draws from the supply mains Apparent power which it can supply True power whichh it draws from the supply mains True power which it can supply Apparent power which it draws from the supply mains Apparent power which it can supply ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The rating of given on the name plate of a transformer indicates the:Apparent power which it can supply S=V( supplied voltage)*I (load current)active power = v* i*cosφreactive power = v* i*sinφ
GETCO Exam Paper (22-07-2015) In sub stations for making and breaking of load current load interrupter switches are used isolators are used circuit breakers are used relays are used load interrupter switches are used isolators are used circuit breakers are used relays are used ANSWER DOWNLOAD EXAMIANS APP
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