A Saturn V Rocket with an Initial Mass M₀ of 3

question 70

Multiple Choice

A Saturn V rocket with an initial mass m₀ of 3 $\times$ 10⁶ kg has a payload that accounts for 27% of this mass,a burn rate of 15 $\times$ 10³ kg/s,and a thrust F_th of 35 $\times$ 10⁶ N.The exhaust speed is

• A)1.46 km/s
• B)1.85 km/s
• C)2.09 km/s
• D)2.33 km/s
• E)2.54 km/s

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Definitions:

Incentive Spirometer

A medical device used to help patients improve the functioning of their lungs by encouraging them to inhale deeply.

Shallow Respirations

Breathing that is unusually superficial, often indicating respiratory distress or other medical conditions.

Diminished Breath Sounds

A medical finding indicating reduced or less audible respiratory sounds, which can be indicative of lung diseases or blockages.

Therapeutic Touch

A healing approach where practitioners use their hands near or on a patient's body to help balance their energy.