A Saturn V Rocket with an Initial Mass M₀ of 3

question 46

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 acceleration at lift-off is

• A)1.86 m/s²
• B)2.89 m/s²
• C)3.46 m/s²
• D)3.51 m/s²
• E)3.67 m/s²

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Definitions:

Epithelium

A membranous tissue covering internal organs and other internal surfaces of the body, involved in protection, secretion, and absorption.

Bronchus

Airway connecting the trachea to a lung.

Alveoli

Small pulmonary vesicles where oxygen and carbon dioxide are exchanged in the respiratory process.

Larynx

The larynx, also known as the voice box, is an organ in the top of the neck involved in breathing, producing sound, and protecting the trachea against food aspiration.