Physics · Space Mechanics
In the context of space exploration, what is the primary thermodynamic reason for using cryogenic liquid propellants like liquid hydrogen and liquid oxygen in rocket upper stages?
- 1They are far more economical to produce and store than conventional solid fuels.
- 2They produce zero carbon emissions, fulfilling environmental regulations.
- 3They are much easier to store and handle over long durations than other fuels.
- 4They provide a significantly higher specific impulse compared to other chemical propellants.✓
Correct answer
They provide a significantly higher specific impulse compared to other chemical propellants.
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