DC Motors The speed of a dc motor can be controlled by changing Is flux Aplied voltage Armature circuit resistance All of the listed here Is flux Aplied voltage Armature circuit resistance All of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors If a D.C. motor is to be selected for conveyors, which rriotor would be preferred ? Series motor Differentially compound motor Shunt motor Cumulative compound motor Series motor Differentially compound motor Shunt motor Cumulative compound motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors The direction of rotation of a D.C. series motor can be changed by Interchanging supply terminals Either of (A) and (B) above Interchanging field terminals None of these Interchanging supply terminals Either of (A) and (B) above Interchanging field terminals None of these ANSWER DOWNLOAD EXAMIANS APP
DC Motors In a dc compound machine, Series field winding plays dominant role Shunt field winding plays dominant role Both play equally dominant role Either can play dominant role Series field winding plays dominant role Shunt field winding plays dominant role Both play equally dominant role Either can play dominant role ANSWER DOWNLOAD EXAMIANS APP
DC Motors For the same H.P. rating and full load speed, following motor has poor starting torque Cumulatively compounded Differentially compounded Shunt Series Cumulatively compounded Differentially compounded Shunt Series ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following tests will be suitable for testing two similar D.C. series motors of large capacity? Field test Swinburne's test Brake test Hopkinson's test Field test Swinburne's test Brake test Hopkinson's test ANSWER DOWNLOAD EXAMIANS APP
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