The Proton Exchange Membrane (PEM) Fuel Cell

Source: THSubject: Science and Technology Context: Prime Minister of India flagged off India’s first hydrogen-powered train, the NaMo Green Rail, on its official maiden run along the 89-km Jind–Sonipat section in Haryana. The Proton Exchange Membrane (PEM) Fuel Cell About The Proton Exchange Membrane (PEM) Fuel Cell: What It Is? A Proton Exchange Membrane (PEM) …

What makes hydrogen an attractive fuel for rail transport? Examine the technological and operational challenges associated with its use.

Topic: Infrastructure: Energy, Ports, Roads, Airports, Railways etc. Q5.  What makes hydrogen an attractive fuel for rail transport? Examine the technological and operational challenges associated with its use. (10 M) Difficulty Level: Medium Reference: IE Why the question India’s launch of its first hydrogen-powered train has renewed focus on hydrogen as a clean transport fuel …

UPSC Editorial Analysis: India’s First Hydrogen-Powered Coach

General Studies-3; Topic: Conservation, environmental pollution and degradation, environmental impact assessment.   Introduction The successful trial of India’s first hydrogen-powered coach at the Integral Coach Factory (ICF), Chennai, in July 2025 marked a landmark step in India’s sustainable transport journey. This innovation, a part of the Indian Railways’ Hydrogen for Heritage initiative, aligns with the …