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, PB - PA, between points B and A? 
Definitions:
Katsura Imperial Villa
A masterpiece of Japanese architecture and garden design located in Kyoto, illustrating the height of aristocratic culture in the Edo period.
Tang Dynasty
A dynasty in China (618-907 AD) known for its cultural, artistic, and intellectual advancements, as well as its cosmopolitan capital, Chang'an.
Zen Simplicity
An aesthetic and philosophical concept emphasizing minimalism, naturalness, and intuitive understanding, rooted in Zen Buddhism.
Unified Silla Kingdom
A Korean state that existed from 668 to 935 AD, known for unifying the Korean Peninsula and its cultural achievements.
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