How Does Fluid Velocity Compare at Different Points in a Siphon Tube?

In summary, the velocity at the top of the tube is the same as the velocity at the bottom, as there is no change in volume and the question is likely referring to speed rather than velocity.
  • #1
nath_quam
13
0
A siphon has been started, fluid is now flowing through it. What is the velocity at the top
of the tube in relation to the velocity of the exiting fluid:
(a) The velocity is greater at the top
(b) The velocity is less (but not zero) at the top
(c) The velocity is zero at the top
(d) The velocity is the same at the bottom

i'm not sure about this question...would anyone be able to explain the answer to me

Nath
 
Physics news on Phys.org
  • #2
No fluid is lost or created in the tube so the volume flowing in must equal the amount flowing out. If the size of the tube doesn't change what does this mean for the speed.

Unless this is a trick question - velocity is a vector it has magnitude and direction so walking north has a velocity of say 4mph north or -4mph south. I suspect that the word velocity was just misused in the question.
 
  • #3
Therefore that makes the answer d then ?
 

FAQ: How Does Fluid Velocity Compare at Different Points in a Siphon Tube?

What is the velocity at the ends of a tube?

The velocity at the ends of a tube depends on various factors such as the length and diameter of the tube, the fluid flowing through it, and any external forces acting on it.

How does the velocity at the ends of a tube affect fluid flow?

The velocity at the ends of a tube plays a crucial role in determining the flow rate of fluid through the tube. Higher velocities at the ends of the tube can result in increased turbulence and pressure drops, while lower velocities can lead to laminar flow.

How is the velocity at the ends of a tube calculated?

The velocity at the ends of a tube can be calculated using the Bernoulli's equation, which takes into account the pressure, density, and height of the fluid at different points along the tube.

Can the velocity at the ends of a tube be controlled?

Yes, the velocity at the ends of a tube can be controlled by adjusting various parameters such as the diameter of the tube, the fluid flow rate, and the angle of the tube. This can be done to optimize fluid flow for specific applications.

How does the shape of the tube affect the velocity at its ends?

The shape of the tube can significantly impact the velocity at its ends. For example, a tapered tube can increase the velocity at the narrow end due to the Venturi effect, while a curved tube can result in varying velocities along its length.

Similar threads

Does Poiseuille's Law apply for vertical motion of fluids down a tube?
Replies
2
Views
1K
The Pressure Distribution in a Narrowing Tube with Increasing Fluid Velocity
Replies
10
Views
4K
How Does Air Pressure Affect Fluid Levels in a U-Shaped Tube?
Replies
5
Views
3K
Velocity of fluid in venturi tube
Replies
1
Views
2K
Askew Pitot tube, airplane velocity measurement
Replies
1
Views
2K
Does Fluid Dynamics Explain Pressure Gradients in a Frictionless Tube?
2
Replies
48
Views
5K
Picking up on the discussion "Air build-up in a siphon system"
Replies
6
Views
2K
How Does a Siphon Work with Different Liquid Heights and Pressures?
Replies
2
Views
3K
The location of the point with lowest kinetic energy
Replies
9
Views
1K
How Do Viscous Interactions Differ in Vertical and Horizontal Geometries?
Replies
31
Views
3K

Hot Threads

Recent Insights

Back
Top