Question
Which inert gas is used as a substitute for nitrogen in
air for deep-sea divers?Solution
Helium is preferred for deep-sea diving because it is inert, has a low narcotic effect under pressure (unlike nitrogen), and reduces the risk of nitrogen narcosis. However, divers must still manage decompression sickness, as helium can dissolve in tissues under high pressure.
During his visit to Italy in May 2026, PM Narendra Modi was honoured with the Agricola Medal, which is the highest honour of which organisation?
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Rearranging the letters "AKBLU", we get the capital of ______
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