Q. If 37 GBq (1 Ci), of Ir-92 produces dose rate of 0.59 Gy/h (59000 mR/h) at 30.5 cm (1foot), how much dose in Gy/h (R/h) will 370 GBq (10 Ci) produce at the same distance? (Solved)
1. 0.59 Gy/h (59000R/h)
2. 0.0059 Gy/h (590 R/h)
3. 5.9 Gy/h (590,000 R/h)
4. 0.00059 Gy/h (59 R/h)
- c. 5.9 Gy/h (590,000 R/h)