GETCO Exam Paper (22-07-2015) For selecting low voltage cable which of the following factors is not important? current carrying capacity voltage grade short circuit current rating permissible voltage drop current carrying capacity voltage grade short circuit current rating permissible voltage drop ANSWER DOWNLOAD EXAMIANS APP
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 reduce the effect of non identical CTs block harmonics increase the current limit increase the relay sensitivity ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In case of HVDC transmission there is _____ both charging effect and skin effect charging current but no skin effect no charging current but skin effect no charging current no skin effect both charging effect and skin effect charging current but no skin effect no charging current but skin effect no charging current no skin effect ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Speed of induction motor at rated torque is _____ than at maximum torque. lesser same greater depends on load lesser same greater depends on load ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In rotating electrical machines, the insulation temperature limit for class B type is 105˚C 130˚C 150˚C 180˚C 105˚C 130˚C 150˚C 180˚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) In a given current transformer, If permissible current ratio error rated primary current is 5% the CT is suitable for as power transformer both measuring and protection protection purpose measuring purpose as power transformer both measuring and protection protection purpose measuring purpose ANSWER DOWNLOAD EXAMIANS APP
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