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Thursday, 19 February 2015

Study At China

china

To apply for a student visa is necessary to have been admitted to a Chinese school and received the acceptance letter along with the application form corresponding visa, JW201 or JW202 called, depending on the case. To start the process, we would go to the Chinese Embassy or Consulate and submit relevant documents requested depending on the country of origin.

Normally, you must submit a recent photograph, a passport valid for at least six months at the time of the application, original and copy of the letter of admission to relevant, original and copy of the completed visa application called correctly and Foreigner Physical Examination Record for Foreigners Medical Report or studies. In any case, recommend contacting the embassy to have complete assurance what procedures we follow are and what is the cost of the visa

International students need to submit documentation of their health status. They must submit a medical report and the results of a blood test both your visa application and arrival in China, where they must submit two reports to the quarantine office for proper verification. Those who do not meet the medical requirements will have to retake the exam.

Difference Between Alpha Beta And Gamma Rays

rays


The Alpha:

The Alpha rays are helium nuclei of atoms with positive charge, which do not penetrate beyond the surface of the skin and the sheet of paper can stop completely. really should talk about alpha particles.

The Beta:

Beta radiations are electrons, negative particles, arising from the decay of neutrons in the nucleus. are more penetrating than alpha radiation and the can be introduced from one to two inches in water or human tissues. a sheet of aluminum of a few millimeters thick is sufficient to stop it.

The Gamma:

The gamma rays are the most pervasive types of radiation described. The gamma radiation often accompanies and sometimes beta to alpha. Gamma rays easily penetrate the skin and other organic substances, which can cause serious damage to internal organs.