Electric Traction Long distance railways use which of the following? 200 V D.C. 25 kV three phase A.C. 25 kV two phase A.C. 25 kV single phase A.C. 200 V D.C. 25 kV three phase A.C. 25 kV two phase A.C. 25 kV single phase A.C. ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In case of ___________ free running and coasting periods are generally long. Suburban service Urban service All of the listed here Mainline service Suburban service Urban service All of the listed here Mainline service ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The normal value of adhesion friction is 0.35 0.50 0.25 0.30 0.35 0.50 0.25 0.30 ANSWER DOWNLOAD EXAMIANS APP
Electric Traction _________ frequency is not common in low frequency traction system 40 Hz 25 Hz None of the listed here 16 Hz 40 Hz 25 Hz None of the listed here 16 Hz ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The steam engine provided on steam locomotives is Single acting non-condensing type Double acting condensing type Double acting non-condensing type Single acting condensing type Single acting non-condensing type Double acting condensing type Double acting non-condensing type Single acting condensing type ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following methods is used to control speed of 25 kV, 50 Hz single phase traction? Reduced current method All of the listed here Tap changing control of transformer Series parallel operation of motors Reduced current method All of the listed here Tap changing control of transformer Series parallel operation of motors ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS