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From: eHow
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  • 3 people took chemistry instead

  • higher energy so higher frequency .....ok thnx !

  • frequency of the xray depends on the change in energy!!!!! okiee

  • Thank you very much. I serched many internet sites about Xrays, but didn't understand nicely. This video helped me a lot......

  • i have a better understanding of how produces X-ray :)

  • Nice video

  • thank you! This was explained so much better than my science book!

  • Good one mate! Very informative!

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  • This is not entirely correct... he is talking about K and L x rays, in a x ray tube most of the x-rays are produced by Bremsstrahlung.

    If his explanation was correct, then we would need to change the target for getting different x ray energies..

  • i still dont get it

  • Which accent is that?

  • @Aelfredus26 british

  • @Aelfredus26 American?

  • @a380rockerfan No... British!

  • Awesome explanation! Im a junior radiography student and we are on the chapter that discuss how the xrays are generated. Thank you so much for a wonderful explanation.

  • good little mini lecture. simply and intuitive~! yet explains pretty well :)

  • very nice info by all u guys !!1

  • the target material is made of tungsten

  • Most important question, why do xray rooms have to be surrounded by lead sheets, do the xrays have the potential to do harm? And if so what harm do they do?

    If they did not line the walls of an xray room, would the people being hit by these particles, get headaches, stomach aches, might they become lethargic, or is the risk from alpha and beta particle being emitted from radioactive material damage DNA.

    Straight forward are Xrays carcinogenic?

  • hello, let me try to answer your question. the lead is element or material which the x-rays cannot go through. so, the rooms have to be surrounded with it, because that way people in the out side do not get exposed to x-rays. X-rays in medical settings are not harmful if they are use property. I"m just a student i know i didnt answer the question lol but i try it.

  • x-rays or photons jhave the power of changing the DNA of your cell..therefore with over exposure to x-rays you can get cancer...that is why they protect themselves from the x-rays...if the person is there just for an x-rays is fine , but the worker who is there everyday got get protection...

  • X-rays are a form of ionizing radiation, and as such, can be quite dangerous. A single dosage from one X-ray image is very small and quite safe, but the same thing cannot be said for many per day every day, every time the next patient comes in...The doctor could be exposed to extremely large, dangerous doses over time if the precautions were not taken. It is thus important that proper shielding be used.

  • The target material, you did not mention what it is. Can the target material be alluminum? Or can the target material be Iron? Or does the target material have to be radioactive, like tungsten.

    Does the target have to spin when it is being hit by the electricity, and if so why?

    How much electricity has to bombard the radioactive material, and can it be drawn from an alternating current, or does it have to be a direct current?

    Does this process emit alpha and beta particles as well?

  • ok i got this one. first of all, not it cannot be alluminum or etheir iron because it has a low melting pont and low atomic number.yes it is tungsten because it have a very high melting point compered with Alum or iron.

    the target has to spin becuase that way the focal spot hits the target on the focal track, so the heat gets dissipated. there is alot of heat made. there is 99% thermal energy and about 1% X-ray.

  • the target material is made of tangstem for its high atomic number...it wont melt easy for exemplo....and it spins to disperse heat...in x-ray production 99% is heat and only 1% is x-rays (photons)

  • @wagnermsj Just wanted to add, yes the target is spinning when we are trying to use x-rays as a diagnostic tool. However in a radiation therapy treatment unit, the target (Tungsten usually) is immobile and at an angle. The x-rays produced is then collected through a collimator and travels towards the treatment area.

  • This is only one of the significant effects, the other being Bremsstrahlung, which is emitted when incident electrons scatter from a nucleus in the target without exciting atomic electrons.

  • is it true that duct tape produces  x-rays when you peal it off the role?

  • There has been observations of scotch tape producing faint xrays, but only in a vacuum. so youre safe.

  • verry interesting phenomonon

  • its not coolidge tube

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