Radioactivity is the process by which an unstable atomic nucleus loses energy by radiation. It is measured in becquerels (Bq).
1 t½ = 100 rad
1 rad = 0.01 t½
उदाहरण:
कन्वर्ट 15 Half-life से Rad:
15 t½ = 1,500 rad
| Half-life | Rad |
|---|---|
| 0.01 t½ | 1 rad |
| 0.1 t½ | 10 rad |
| 1 t½ | 100 rad |
| 2 t½ | 200 rad |
| 3 t½ | 300 rad |
| 5 t½ | 500 rad |
| 10 t½ | 1,000 rad |
| 20 t½ | 2,000 rad |
| 30 t½ | 3,000 rad |
| 40 t½ | 4,000 rad |
| 50 t½ | 5,000 rad |
| 60 t½ | 6,000 rad |
| 70 t½ | 7,000 rad |
| 80 t½ | 8,000 rad |
| 90 t½ | 9,000 rad |
| 100 t½ | 10,000 rad |
| 250 t½ | 25,000 rad |
| 500 t½ | 50,000 rad |
| 750 t½ | 75,000 rad |
| 1000 t½ | 100,000 rad |
| 10000 t½ | 1,000,000 rad |
| 100000 t½ | 10,000,000 rad |