pressure inPhysics topic From Longman Dictionary of Contemporary Englishpres‧sure1/ˈpreʃə$-ər/●●●S1W1noun1persuade[uncountable]anattempttopersuadesomeone by usinginfluence,arguments, orthreatsThey areputting pressure onpeople to vote yes.be/come under pressure to do somethingThe minist...
2.pressure of blood on walls of any blood vessel. capillary pressurethe blood pressure in the capillaries. central venous pressureseecentral venous pressure. cerebral perfusion pressurethe mean arterial pressure minus the intracranial pressure; a measure of the adequacy of cerebral blood flow. ...
The studs on a foot ball boot have only a small area of contact with the ground. The pressure under the studs is high enough for them to sink into the ground, which gives extra grip. The area under the edge of a knife�s blade is extremely small. Beneath it, the pressure is high...
What is the unit of pressure in physics? The SI unit of pressure is the pascal (Pa), equivalent to newton per meter squared. It was named after Blaise Pascal due to his contributions to understanding atmospheric pressure. Other common units of pressure are atmosphere (atm), bar, millimeter ...
压力的定义(Definitionofstress) Definitionofstress: Thepressureconcepthereisactuallythepressureinphysics, themagnitudeofthepressureontheunitarea. Absolutepressure:basedonabsolutepressurezero,above absolutepressurezero. Positivepressure:pressureofatmosphericpressure,higher thanatmosphericpressure. Negativepressure(vacuum)...
2.The application of continuous force by one body on another that it is touching; compression. 3.Abbr.PPhysicsForce applied uniformly over a surface, measured as force per unit area. 4.MeteorologyAtmospheric pressure. 5. a.A compelling or constraining influence, such as persuasion or negative ...
pressure [presh-er ] Phonetic (Standard)IPA noun the exertion of force upon a surface by an object, fluid, etc., in contact with it: the pressure of earth against a wall. Physics.force per unit area. : P Comparestress ( def 6 )....
Pressure In general terms, the pressure is something which builds up in our mind in tough and nervous instances. For example, the pressure of exams, performance pressure and many other things. But in terms of physics, the pressure is a significant physical quantity. If we decide to hammer a...
Intro to Pressure definitions 19. Fluid Mechanics 15 Questions Topic Here’s what students ask on this topic: What is the definition of pressure in physics? How does atmospheric pressure change with altitude? What is the equation for pressure in a liquid and how is it used? What is gauge ...
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