What is meant by pressure in physics?

What is meant by pressure in physics?

pressure, in the physical sciences, the perpendicular force per unit area, or the stress at a point within a confined fluid.

What is the formula for calculating pressure?

P = F/A
Pressure and force are related, and so you can calculate one if you know the other by using the physics equation, P = F/A. Because pressure is force divided by area, its meter-kilogram-second (MKS) units are newtons per square meter, or N/m2.

How is pressure defined in physics?

What is pressure give example?

Pressure is defined as the force acting on a unit area of a surface is called pressure. Example : 1) Air pressure in car tyre supports the weight of the car. 2) Aircraft fly because of the pressure on the wings. 3) Sucking a drink through straw – fluids flow because of pressure difference.

What is the pressure in physics?

Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.

How is pressure affected by force?

When a force is exerted on an object it can change the object’s speed, direction of movement or shape. Pressure is a measure of how much force is acting upon an area. Pressure can be found using the equation pressure = force / area. Therefore, a force acting over a smaller area will create more pressure.

What factors affect the pressure of an object?

Pressure depends on two factors: The magnitude of force applied – the greater the force, the greater is its effect. The area over which the force is applied, i.e. the area of contact between the two objects.

What are the factors affecting liquid pressure write the mathematical equation?

The height of the liquid column is ′h′, density of liquid ′d′ and acceleration due to gravity ′g′ are factors. The equation is liquid pressure p=hdg.

What are examples of pressure in solids?

Answer: Though solid extert pressure the most interesting examples of pressure involve fluid that is gas and liquid and in particular water and air.