UPSC Key: India’s first hydrogen train, IMAX camera, and SNFA category

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UPSC Key: India’s first hydrogen train, IMAX camera, and SNFA category

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Why is the launch of India’s first and the world’s longest hydrogen-powered train important for your UPSC exam? What significance do topics such as the US move to shrink visa duration, SARFAESI Act, and The Odyssey’s have for both the Preliminary and Main exams? You can learn more by reading the Indian Express UPSC Key for July 17, 2026.

Prime Minister Narendra Modi during the flag off ceremony of India's first hydrogen-powered train, between Jind and Sonipat, in the presence of Haryana Governor Ashim Kumar Ghosh, Union Minister Ashwani Vaishnaw and Chief Minister Nayab Singh Saini, at Jind Railway Station, Haryana. (@NayabSainiBJP/X via PTI Photo)

28 min readNew DelhiJul 17, 2026 07:11 PM IST

First published on: Jul 17, 2026 at 07:11 PM IST