What does the continuity equation tell us?

The continuity equation describes the transport of some quantities like fluid or gas. The equation explains how a fluid conserves mass in its motion. Many physical phenomena like energy, mass, momentum, natural quantities, and electric charge are conserved using the continuity equations.

What does the continuity principle tell us about how fluid flow changes as one goes from a larger to smaller tube and from a smaller to larger tube?

This equation says that as the cross-section of the pipe gets smaller, the velocity of the fluid increases, and as the cross-section gets larger, the fluid velocity decreases. …

What does continuity mean in fluid mechanics?

continuity principle, orcontinuity equation, Principle of fluid mechanics. Stated simply, what flows into a defined volume in a defined time, minus what flows out of that volume in that time, must accumulate in that volume. The principle is a consequence of the law of conservation of mass.

What is continuity equation of flow?

The continuity equation can also be defined as the product of the cross-sectional area of the pipe and the velocity of the fluid at any given point when the pipe is always constant and this product is equal to the volume flow per second. The continuity equation is given as: R=Av=Constant. Where, R = the volume flow …

What is equation of continuity on which conservation law it is based?

principle of conservation of mass
The equation based on the principle of conservation of mass is called the continuity equation. Thus, for a fluid flowing through the pipe at all the cross-section, the quantity of fluid flowing per second is constant. V = velocity of the pipe at the measured cross-section.

What is continuity equation in semiconductors?

The continuity equations are “bookkeeping” equations that take into account all of the processes that occur within a semiconductor. Drift, diffusion, and recombination-generation are constantly occurring in a semiconductor. Although we have studied these processes individually, they take place at the same time.

What is equation of continuity on which conservation law it is based Class 11?

We can conclude that A1 v1 = A2 v2. This is the equation of continuity. From Equation of continuity we can say that Av=constant. This equation is also termed as “Conservation of mass of incompressible fluids”.

What is equation of continuity on which conservation law it is based Brainly?

Bernoulli’s equation is based on the law of conservation of energy whereas equation of continuity is based on the law of conservation of mass.

What is continuity equation for electrons?

The continuity equation says that if charge is moving out of a differential volume (i.e., divergence of current density is positive) then the amount of charge within that volume is going to decrease, so the rate of change of charge density is negative.

What do you mean by continuity equation derive expression for diffusion equation of electron and holes?

Continuity Equation for holes: The net increase in hole concentration per unit time, dp/dt, is the difference between the hole flux per unit volume entering and leaving, minus the recombination rate. The expression is called the continuity equation for holes.

What does the equation of continuity of charge Tell us derive the equation of continuity?

What is equation of continuity on which conservative law it is based?

What is continuity equation in fluid mechanics?

In fluid dynamics, the continuity equation states that the rate at which mass enters a system is equal to the rate at which mass leaves the system plus the accumulation of mass within the system. The differential form of the continuity equation is: u is the flow velocity vector field.

What is the principle of continuity in physics?

What is the principle of continuity? The continuity equation describes the transport of some quantities like fluid or gas. For example, the equation explains how a fluid conserves mass in its motion. Many physical phenomena like energy, mass, momentum, natural quantities, and electric charge are conserved using the continuity equations.

What is the importance of continuity equation in plumbing?

The continuity equation provides very useful information about the flow of fluids and their behaviour during their flow in a pipe or hose. Continuity Equation is applied on tubes, pipes, rivers, ducts with flowing fluids or gases and many more. What is the importance of the continuity equation?

What are the assumptions of the continuity equation?

Assumption of Continuity Equation. Following are the assumptions of continuity equation: The tube is having a single entry and single exit. The fluid flowing in the tube is non-viscous. The flow is incompressible. The fluid flow is steady.