RRB NTPC · Question 90
Indian Railways has introduced biodiesel locomotives in its _________ (zone). A. Southern Railway B. South Western Railway C. South Central Railway D. South Eastern Railway
Show answer & explanation
Answer: (B) A
Explanation
Indian Railways began using a 5% biodiesel blend (B5) in diesel locomotives in 2015. Southern Railway was among the first zones to adopt it, setting up blending at its diesel loco sheds (such as Tiruchi) for B5 operation.