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UPSC Prelims 2024 Paper-I 📅 16 Jun, 2024

Which one of the following is the exhaust pipe emission from Fuel Cell Electric Vehicles, powered by hydrogen?

A
Hydrogen peroxide
B
Hydronium
C
Oxygen
D
Water vapour
Result Summary
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UPSC Prelims
2024 • 16 Jun, 2024 • Paper-I
Which one of the following is the exhaust pipe emission from Fuel Cell Electric Vehicles, powered by hydrogen?
Correct Answer
Water vapour
Environment: Green Energy.Technology: Fuel Cell Electric Vehicles (FCEVs).Details: Hydrogen FCEVs are zero-emission vehicles. Inside the fuel cell, stored hydro......
Ref/Book : UPSC Prelims 2024
Ref. Subject Environment
Chapter -
Ref. Topic Green Energy
Pg. No -
💡 Analysis & Explanation
Environment ▼
Green Energy.
Technology ▼
Fuel Cell Electric Vehicles (FCEVs).
Details ▼
Hydrogen FCEVs are zero-emission vehicles. Inside the fuel cell, stored hydrogen gas undergoes an electrochemical reaction with oxygen from the air to generate electricity to power the motor. The only resulting byproduct emitted from the exhaust pipe is completely harmless pure water vapour.
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