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- DictionaryPres·sure/ˈpreSHər/
noun
- 1. continuous physical force exerted on or against an object by something in contact with it: "the slight extra pressure he applied to her hand"
- 2. the use of persuasion, influence, or intimidation to make someone do something: "the many pressures on girls to worry about their looks"
verb
- 1. attempt to persuade or coerce (someone) into doing something: "it might now be possible to pressure him into resigning"
Definition. Pressure is the amount of force applied perpendicular to the surface of an object per unit area. The symbol for it is "p" or P. [2] The IUPAC recommendation for pressure is a lower-case p. [3] . However, upper-case P is widely used.
Dec 28, 2020 · Mathematically, you can define pressure as: P = \frac {F} {A} P = AF. Where P is pressure, F is the force on the surface and A is area. Pressure Units. The SI unit of pressure is the Pascal (Pa) , where 1 Pa = 1 N/m 2, i.e. one Newton per square meter.
We can define pressure as: The force applied perpendicular to the surface of an object per unit area over which that force is distributed. 1,04,479. Formula: When a force of ‘F’ Newton is applied perpendicularly to a surface area ‘A’, then the pressure exerted on the surface by the force is equal to the ratio of F to A.
- 5 min
- Define pressure.The force applied perpendicular to the surface of an object per unit area over which that force is distributed is known as pressure.
- Define force.The push or pull on an object with mass that causes it to change its velocity is known as force.
- Define pascal.A pascal can be defined as a force of one newton applied over a surface area of a one-meter square.
- Why do fluids exerts pressure?The fluid exerts pressure in all directions because the particles in the fluid can move in all directions. The movement of these molecules results...
- How does temperature affect gas pressure?We know that the temperature of the gas is proportional to the average kinetic energy of the molecules. As the kinetic energy increases, the collis...
Feb 20, 2022 · Pressure is the force per unit perpendicular area over which the force is applied. In equation form, pressure is defined as \ (F=PA\). The SI unit of pressure is pascal and \ (1\, Pa = 1 \space N/m^2\).
Add to word list. B2. attempts to make someone do something by arguing, persuading, etc: public / political pressure. [ + to do sth ] Teachers are under increasing pressure to work longer hours. The government is facing pressure from environmental campaigners. Fewer examples.
Sep 12, 2022 · To define the pressure at a specific point, the pressure is defined as the force dF exerted by a fluid over an infinitesimal element of area dA containing the point, resulting in p = \(\frac{dF}{dA}\).
Define pressure. Explain the relationship between pressure and force. Calculate force given pressure and area. You have no doubt heard the word pressure being used in relation to blood (high or low blood pressure) and in relation to the weather (high- and low-pressure weather systems). These are only two of many examples of pressures in fluids.
