You are here:

Thermodynamics/second question in image download

Advertisement


Question
second image
second image  

third image
third image  
second image

Answer
Hi.
The gamma-rays come out at random in a full 360 deg 3D ball. Shielding is used to remove the unwanted directions. Shielding is heavy. So down the unshielded hole only a small amount of gamma-rays emerge (ca. 1/360th of the total in any one plane)
K.

Thermodynamics

All Answers


Answers by Expert:


Ask Experts

Volunteer


Kevin

Expertise

Thermodynamics, chemistry, chemical reactions, kinetics, chemical reaction safety, dust explosion technology, static electricity. General science.

Experience

Over 40 years experience as a practicing thermochemist in industry. Head of the fire and explosion laboratory of a major European chemical company (Ciba-Geigy). Now retired.

Organizations
Institute of Chemical Engineers. Royal Society of Chemistry.

Education/Credentials
Chartered Chemist, Member of the Royal Society of Chemistry (C.Chem MRSC). Msc Sheffield.

©2016 About.com. All rights reserved.