Q. All of the following give Beta and Gamma radiations EXCEPT (Solved)
1. Iridium 192
2. Iodine 131
3. Cobalt 60
4. Polonium 210
5. None of the above
- d. Polonium 210
1. Iridium 192
2. Iodine 131
3. Cobalt 60
4. Polonium 210
5. None of the above