SELECT * FROM question_mgmt as q WHERE id=3878 AND status=1 SELECT id,question_no,question,chapter FROM question_mgmt as q WHERE courseId=9 AND subId=16 AND chapterId=265 and ex_no='4' AND status=1 ORDER BY CAST(question_no AS UNSIGNED) CBSE Free NCERT Solution of 10th science Sources of Energy hydrogen has been used as a rocket fuel would you

Question:

Hydrogen has been used as a rocket fuel. Would you consider it a cleaner fuel than CNG? Why or why not?

Answer:

Hydrogen Gas is cleaner to  CNG.  hydrogen is waste-free. The fusion of hydrogen does not produce any waste. Whereas CNG contains hydrocarbons. Therefore, it has carbon contents. Carbon is a form of pollutant present in CNG. Hence, hydrogen is cleaner than CNG.

 


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