The Density of the Liquid Flowing Through the Horizontal Pipe

question 14

Multiple Choice

The density of the liquid flowing through the horizontal pipe in the drawing is 1200 kg/m³. The speed of the fluid at point A is 7.5 m/s while at point B it is 11 m/s. What is the difference in pressure, P_B - P_A, between points B and A?

• A)-1.9 × 10³ Pa
• B)+3.8 × 10³ Pa
• C)-2.5 × 10⁴ Pa
• D)+5.0 × 10⁴ Pa
• E)-3.9 × 10⁴ Pa

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Definitions:

Extrinsic Postzygotic

Refers to factors external to the zygote that affect the survival and reproduction of hybrids between different species, populations, or genetic backgrounds.

Genetic Drift

A mechanism of evolution where random changes in the frequency of alleles within a population occur, often having a significant impact on smaller populations.

Habitat Isolation

A form of reproductive isolation where two species live in the same area but occupy different habitats, so they rarely encounter each other or breed.