Question
Which of the following gas usually causes explosions in
coal-mines?Solution
Methane explosions occur in coal-mines when a buildup of methane gas, a by-product of coal, comes into contact with a heat source, and there is not enough air to dilute the gas to levels below its explosion point.
World Usability Day is observed every year on?
Which country’s central bank will launch a gold-pegged digital currency and legalize them in the country for stabilizing the local currency after it...
At which international event was India’s National Red List Roadmap and Vision 2025–2030 launched?
The Union Cabinet has approved viability gap funding for battery storage system.Which of the following statements is/are true with respect to this?
...Who inaugurated the 2nd National Conference of Anti-Narcotics Task Force (ANTF) Chiefs in New Delhi in September 2025?
The 12th Hockey India Senior Women’s National Championship title has been won by?
What generates eddy currents?
Which ship visited Mauritius for joint maritime surveillance in June 2025?Â
What initiative was launched by Dharmendra Pradhan under PM e-Vidya?
Recently Air India seals world's largest aircraft deal at $70 bn with which two international aircraft maker companies?
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