Categories: Physics

Why Does a Coin Sink in Water?

Imagine dropping a shiny coin into a pool of water. It disappears beneath the surface, sinking steadily to the bottom. Why does this happen? The answer lies in fundamental principles of physics, specifically density and buoyancy. A coin, typically made of metal, has a higher density than water. When...

Formula for Liquid Pressure

Liquid pressure is the force exerted by a liquid per unit area due to the weight of the liquid above. The formula to calculate liquid pressure is given by:P=ρghP = \rho g hP=ρghwhere:PPP is the liquid pressure,ρ\rhoρ (rho) is the density of the liquid,ggg is the acceleration due to gravity,hhh is th...

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