A Container Has a Large Cylindrical Lower Part with a Long

question 70

Multiple Choice

A container has a large cylindrical lower part with a long thin cylindrical neck. The lower part of the container holds 12.5 m³ of water and the surface area of the bottom of the container is 5.00 m². The height of the lower part of the container is 2.50 m and the neck contains a column of water 8.50 m high. The total volume of the column of water in the neck is 0.200 m³. What is the magnitude of the force exerted by the water on the bottom of the container?

• A) 1.65 × 10⁶ N
• B) 1.05 × 10⁶ N
• C) 1.15 × 10⁶ N
• D) 1.35 × 10⁶ N

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Definitions:

Progesterone

Steroid hormone secreted by the corpus luteum and one of the hormones secreted by the placenta.

Ductus Arteriosus

A fetal blood vessel that allows blood to bypass the lungs, which closes soon after birth to establish the regular circulatory path.

Ductus Venosus

A fetal blood vessel that connects the umbilical vein to the inferior vena cava, allowing oxygenated blood from the placenta to bypass the liver and enter the systemic circulation.

Fetal Lungs

The lungs of a fetus, which are not used for breathing air but are critical for the development of the respiratory system.