Saved Bookmarks
| 1. |
Which of the following is not a source of production for gamma rays?(a) Cobalt-60(b) Iridium-192(c) Caesium-167(d) Americium-241 |
|
Answer» Correct choice is (d) Americium-241 Explanation: Among all the above given isotopes, a Cobalt – 60 isotope, Iridium-192 isotope and a Caesium-167 isotope are mainly used for producing gamma rays but not Americium-241 isotope, it is used for making alpha rays. |
|