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Q: What is the upward pressure generated by an object being placed on a fluid?
  • A. Boyant force
  • B. Frictional force
  • C. Applied force
  • D. Gravitational force
Correct Answer: Option A - The upward pressure generated by placing an object on the fluid is called buoyant force or up thrust. The buoyant force is also called the buoyancy force.
A. The upward pressure generated by placing an object on the fluid is called buoyant force or up thrust. The buoyant force is also called the buoyancy force.

Explanations:

The upward pressure generated by placing an object on the fluid is called buoyant force or up thrust. The buoyant force is also called the buoyancy force.