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HSSC JE Electrical 2018 Questions With YouTube Explanation Part One - All Exam Review Adda
Haryana Staff Selection Commission (HSSC) Junior Engineer(JE) Electrical 2018 Questions With YouTube Explanation & PDF Part One Question-1.Long distance railways operate on (1) 600 V dc. (2) 25 kV single phase ac. (3) 25 kV three phase ac. (4) 15 kV three phase ac. Answer-2 Explanation-Railway electrification systems using alternating current (AC) at 25 kilovolts (kV) are used worldwide, especially for high-speed rail and long distance. Question-2.The speed-time curve for urban service has no (1) coasting period (2) free running period (3) breaking period (4) acceleration period Answer-2 Explanation-Urban Service or City Service • In this service the distance