NextMockதேர்வுகளைத் தேடுங்கள், எ.கா. SSC CGL, UPPSC, Lekhpal
UPSC PYQPrelims 2025

Civil Services Examination · வினா 5

Consider the following substances: I. Ethanol II. Nitroglycerine III. Urea Coal gasification technology can be used in the production of how many of them?

  1. Only one
  2. Only two
  3. All the three
  4. None
விடையைக் காட்டு & விளக்கம்

விடை: (B) Only two

விளக்கம்

Syngas from coal gasification can be converted to ethanol and used to make ammonia (for urea); nitroglycerine is not produced this way.