Question
What is the main source of nitrous oxide emissions in
India?Solution
The major source of nitrous oxide emissions in India is fertilizer usage.
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Train X, traveling at a speed of 36 km/hr, crosses another train Y, which is moving in the opposite direction at a speed of 72 km/hr, in 't' seconds. If...
A train running at a speed of 90 km/h crosses a bridge in 45 seconds. If the length of the train is x meters, and length of the bridge is (6x+75) meters...
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