Question
Which organization developed the KAVACH system, recently
seen in the news?Solution
The Supreme Court recently commended Railways for implementing the Kavach anti-collision system. Developed indigenously by Research Design and Standards Organisation (RDSO) in collaboration with Indian industry, Kavach is a state-of-the-art ATP system meeting SIL-4 standards
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A boat goes 450 km downstream in 25 hours, and 200 km upstream in 20 hours. The speed of the stream is
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