الأحد، 10 ديسمبر 2017

اسئلة في النيبوش

Question.
What is Dosimeter?
Answer A small monitoring device worn by person Or workers entering environment that may contain RADIATION.

Question.where are Dosimeter usually work?
What are the guidelines for use?
Answer.1 Flat badge are usually worn in the torso at the chest level but can be worn on the fiorearms.
2.Ring shaped badge can be worn on the fiinger.
      GUIDELINES FOR USE.
1.Never share your badge or wear another person badge.
2.DONOT intentionally expose badge to radiation.
3.No matter how curious you are , donot wear your badge when you receive a medical radiation treatment .your badge are intended to document occupational dose not medical dose.

Question.what is thermo luminescence Detector(TLD)?
HOW does it work?
Answer.
A thermoluminescent dosimeter, or TLD, is a type of radiation dosimeter. A TLD measures ionizing radiation exposure by measuring the intensity of visible light emitted from a crystal in the detector when the crystal is heated..
         
HOW DOES IT WORK?
1 TLD work by storing the energy they  receive from the ionizing radiation.
2.untill they are heated to a high temperature around quo degree centigrade .
3.on hearing the absorbed energy is released in the form of visible lights.