DC Generators The main drawback of a dc shunt generator is that Generated voltage is small Terminal voltage drops considerably It is expensive Shunt field circuit has high resistance Generated voltage is small Terminal voltage drops considerably It is expensive Shunt field circuit has high resistance ANSWER DOWNLOAD EXAMIANS APP
DC Generators Open circuited armature coil of a D.C. machine is Identified by the scarring of the commutator segment to which open circuited coil is connected Indicated by a spark completely around the commutator Both of the listed here None of these Identified by the scarring of the commutator segment to which open circuited coil is connected Indicated by a spark completely around the commutator Both of the listed here None of these ANSWER DOWNLOAD EXAMIANS APP
DC Generators The number of brushes in a commutator depends on Type of winding Amount of current to be collected Speed of armature Voltage Type of winding Amount of current to be collected Speed of armature Voltage ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a simplex wave winding, the number of parallel paths is equal to _____ Number of pairs of poles None of the listed here Numbers of poles in the machine 2 Number of pairs of poles None of the listed here Numbers of poles in the machine 2 ANSWER DOWNLOAD EXAMIANS APP
DC Generators The field winding of a dc shunt machine usually caries _______ of the rated current of the machine. 15 to 25% 2% to 5% Less than 0.5 % More than 20% 15 to 25% 2% to 5% Less than 0.5 % More than 20% ANSWER DOWNLOAD EXAMIANS APP
DC Generators The no load voltage of a generator is 240 V and rated load voltage is 220 V. The voltage regulation of the generator is 2.8% 4.5% 11.3% 9.1% 2.8% 4.5% 11.3% 9.1% ANSWER DOWNLOAD EXAMIANS APP