Unit 3 • Class 8Science and Technology (Sci.081)
Pressure in Fluids & Atmospheric Pressure
चाप: तरल पदार्थको चाप र वायुमण्डलीय चाप
Definition of pressure (P = F/A), Pascal's Law, hydraulic press and brakes, liquid pressure (P = hρg), upthrust, Archimedes' principle, and law of flotation.