The divergent section of a venturi meter is longer than the convergent section to gradually decrease the fluid velocity and increase the pressure after the throat, which helps in recovering some of the kinetic energy as pressure energy, reducing energy losses and ensuring accurate flow rate measurement. This design also helps to minimize turbulence and pressure drop in the system.
A divergent beam is a type of radiation beam that spreads out as it travels away from its source, rather than remaining focused. This can result in a wider area of exposure compared to a convergent beam. Divergent beams are commonly used in certain types of imaging techniques, like X-rays.
Actually when the flow emerges from the throat area of venturi to enter into the diverging section, their is a negative pressure gradient i.e, in layman terms fluid is trying to flow from low pressure region to high pressure region according to Bernoulli equation. In this adverse pressure gradient, there is boundary layer separation, in simple terms, the fluid leaves the surface of the wall. Due to this there can be energy loss or the fluid can't recover the pressure fully leading to head loss. So if divergent section is long that means more gradual diverging section, due to which the adverse pressure gradient is less so less chance of boundary separation and hence less loss. Also large diverging section will ensure proper development of flow, i.e. fluid sticking to the wall back after separation.
Two tectonic plates can be found at divergent boundaries, where they move apart; convergent boundaries, where they come together; and transform boundaries, where they slide past each other. Examples include the Mid-Atlantic Ridge (divergent boundary), the Himalayas (convergent boundary), and the San Andreas Fault (transform boundary).
Divergent and convergent boundaries are two of three primary Tectonic plate boundaries, the third being Transform boundaries. These plates change the surface of the Earth. As divergent boundaries pull apart, layers of new crust build up on both sides of the breaking land mass, causing a rift/divide. The surrounding body of water, if one is present, eventually fills this space. Convergent boundaries are the result of Earth's plates clashing and one going beneath the other. Instead of crust building it is eliminated and returned to the Earth to be recycled for use again. A term applied to this occurrence is Subduction Zone; often seen with convergent boundaries are the formation of volcanos and mountains.
why lenght of divergent cone is larger than convergent cone in venturi meter
The divergent section of a venturi meter is longer than the convergent section to gradually decrease the fluid velocity and increase the pressure after the throat, which helps in recovering some of the kinetic energy as pressure energy, reducing energy losses and ensuring accurate flow rate measurement. This design also helps to minimize turbulence and pressure drop in the system.
In case of venturi meter, at the diverging section mach number is less than 1. however in diverging section of a nozzle mach number is greater than 1.
The Nazca plate has more than one boundary. The western and northern boundaries are divergent as the plates are moving apart from one another. However, the Nazca plate's eastern boundary is convergent as it collides with and subducts under the South American Plate.
Yes, convergent plate boundaries involve the process of rifting where tectonic plates move apart, leading to the formation of new oceanic crust. This process typically occurs at divergent plate boundaries, such as mid-ocean ridges, rather than at convergent plate boundaries where plates collide or subduct.
A divergent beam is a type of radiation beam that spreads out as it travels away from its source, rather than remaining focused. This can result in a wider area of exposure compared to a convergent beam. Divergent beams are commonly used in certain types of imaging techniques, like X-rays.
Actually when the flow emerges from the throat area of venturi to enter into the diverging section, their is a negative pressure gradient i.e, in layman terms fluid is trying to flow from low pressure region to high pressure region according to Bernoulli equation. In this adverse pressure gradient, there is boundary layer separation, in simple terms, the fluid leaves the surface of the wall. Due to this there can be energy loss or the fluid can't recover the pressure fully leading to head loss. So if divergent section is long that means more gradual diverging section, due to which the adverse pressure gradient is less so less chance of boundary separation and hence less loss. Also large diverging section will ensure proper development of flow, i.e. fluid sticking to the wall back after separation.
No, new crust is not created at a convergent boundary. Instead, at convergent boundaries, two tectonic plates come together and one plate is usually forced beneath the other in a process called subduction. This process can lead to the destruction of crust rather than the creation of new crust.
One disadvantage in the convergent-divergent nozzle as a shock wave can take place in the nozzle A nozzle is a device that converts pressure energy to kinetic energy (increasing fluid velocity on the account of static pressure) For a convergent nozzle there is no disadvantages as it can raise the fluid velocity only for the sonic speed the convergent-divergent type raises the velocity to over than sonic speed making supersonic flow, this could make a shock wave in the nozzle that turns the supersonic flow to subsonic flow
Two tectonic plates can be found at divergent boundaries, where they move apart; convergent boundaries, where they come together; and transform boundaries, where they slide past each other. Examples include the Mid-Atlantic Ridge (divergent boundary), the Himalayas (convergent boundary), and the San Andreas Fault (transform boundary).
Divergent and convergent boundaries are two of three primary Tectonic plate boundaries, the third being Transform boundaries. These plates change the surface of the Earth. As divergent boundaries pull apart, layers of new crust build up on both sides of the breaking land mass, causing a rift/divide. The surrounding body of water, if one is present, eventually fills this space. Convergent boundaries are the result of Earth's plates clashing and one going beneath the other. Instead of crust building it is eliminated and returned to the Earth to be recycled for use again. A term applied to this occurrence is Subduction Zone; often seen with convergent boundaries are the formation of volcanos and mountains.
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