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Which one of the following substances is a liquid fuel used in rocket engines? A. Potassium perchlorate B. Liquid oxygen C. Ammonia D. Sodium nitrate
Liquid oxygen is a liquid fuel used in rocket engines.
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Asked 6/17/2019 7:51:50 AM
Updated 293 days ago|11/28/2020 4:57:54 PM
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Liquid oxygen is a liquid fuel used in rocket engines.
Added 293 days ago|11/28/2020 4:57:54 PM
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The main difference between turbojets and rocket engines is the fact that A. rocket engines need oxygen from the air. B. rocket engines aren't dependent on oxygen from the air. C. turbojets aren't dependent on oxygen from the air. D. turbojets carry their own supply of oxygen as oxidizers.
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Updated 293 days ago|11/28/2020 4:57:39 PM
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The main difference between turbojets and rocket engines is the fact that rocket engines are not dependent on oxygen from the air.

Added 293 days ago|11/28/2020 4:57:39 PM
This answer has been confirmed as correct and helpful.
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During the stage of internal combustion engine operation in which the piston rises and compresses the fuel in the combustion chamber, both valves will be closed.

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