DGVCL Exam Paper (11-12-2011) A fixed step by step procedure for finding the solution of a problem on computer is called Hardware Algorithm Logic Software Hardware Algorithm Logic Software ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) An over excited synchronous motor draws current at Leading power factor Lagging power factor Depends on nature of load Unity power factor Leading power factor Lagging power factor Depends on nature of load Unity power factor ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Over excitation : leading currentUnder excitation : lagging currentNormal excitation : current with unity PF (in phase current)
DGVCL Exam Paper (11-12-2011) The main advantage of using fractional pitch winding is to refuce Harmonics in the generated emf Size of the machine Cost of the machine Amount of copper in the winding Harmonics in the generated emf Size of the machine Cost of the machine Amount of copper in the winding ANSWER EXPLANATION DOWNLOAD EXAMIANS APP due to fractional pitch EMF can be approximately made into sine wavelosses due to harmonics reducedsaving in conductor materialmechanical strength of coil is increased.
DGVCL Exam Paper (11-12-2011) Two parallel conductors are carrying the current in the same direction. Which of the following statements is correct? The force increases when the distance between the conductors is decreased There is a repelling force between the conductors The force increases when the distance between the conductors is increased There is an attracting force between the conductors The force increases when the distance between the conductors is decreased There is a repelling force between the conductors The force increases when the distance between the conductors is increased There is an attracting force between the conductors ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) In a power plant, a reserve generating capacity which is not in service but is in operation is known as Cold reserve Hot reserve Spinning reserve Firm power Cold reserve Hot reserve Spinning reserve Firm power ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) Kilobyte, megabyte and gigabyte are measuring units used in a computer. How many megabytes make one gigabyte? 1204 1000 1042 1024 1204 1000 1042 1024 ANSWER DOWNLOAD EXAMIANS APP
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