Fill in the blanks. 1. One roentgen is equal to ………… disinteg

1.	Fill in the blanks. 1. One roentgen is equal to ………… disintegration per second. 2. Positron is an …………3. Aneamia can be cured by ………… isotope. 4. Abbreviation of ICRP …………..5. ………… is used to measure exposure rate of radiation in humans. 6. ………. has the greatest penetration power. 7. zYA → z+1YA + X; Then, X is ………….. 8. zXA → zYA This reaction is possible in …………. decay. 9. The average energy released in each fusion reaction is about …………. J. 10. Nuclear fusion is possible only at an extremely high temperature of the order of ……….. K. 11. The radio isotope of …………. helps to increase the productivity of crops. 12. If the radiation exposure is 100 R, it may cause ………….
Answer» 1. 1.6 × 10¹⁵ disintegrations / second 2. antiparticle [₁e⁰] 3. Radio iron Fe⁵⁹ 4. International Commission on Radiological Protection 5. Dosimeter 6. Gama rays 7. X is _-1e⁰ 8. gamma 9. 3.84 × 10¹²J 10. 10⁷ to 10⁹ K 11. Radio phosphorus P – 32 12. fatal diseases like leukemia.

Fill in the blanks. 1. One roentgen is equal to ………… disintegration per second. 2. Positron is an …………3. Aneamia can be cured by ………… isotope. 4. Abbreviation of ICRP …………..5. ………… is used to measure exposure rate of radiation in humans. 6. ………. has the greatest penetration power. 7. zYA → z+1YA + X; Then, X is ………….. 8. zXA → zYA This reaction is possible in …………. decay. 9. The average energy released in each fusion reaction is about …………. J. 10. Nuclear fusion is possible only at an extremely high temperature of the order of ……….. K. 11. The radio isotope of …………. helps to increase the productivity of crops. 12. If the radiation exposure is 100 R, it may cause ………….

Answer»

1. 1.6 × 10¹⁵ disintegrations / second

2. antiparticle [₁e⁰]

3. Radio iron Fe⁵⁹

4. International Commission on Radiological Protection

5. Dosimeter

6. Gama rays

7. X is _-1e⁰

8. gamma

9. 3.84 × 10¹²J

10. 10⁷ to 10⁹ K

11. Radio phosphorus P – 32

12. fatal diseases like leukemia.