CSP 08 Radiation Study Questions Rev004
CSP 08 Radiation Study Questions Rev004
CSP 08 Radiation Study Questions Rev004
1. An employee swallowed an alpha emitting particle. The particle emits an absorbed dose-
rate of 5µRad/hr. What is the estimated dose-equivalent rate?
A. 0.25 µrem/hour
B. 1.00 µrem/hour
C. 5.00 µrem/hour
D. 100.0 µrem/hour
A. 600 mrem,/hr
B. 750 mrem/hr
C. 6.00 rem/hr
D. 300 rem/hr
3. An employee workstation is 100 ft from the source in problem 2. What is the employee
total dose during an 8 hour shift?
A. 0.60 mrem
B. 4.8 mrem
C. 24 mrem
D. 3.0 rem
4. The linear attenuation of glass for this source is 0.231 cm-1. A 10 cm thick layer of glass
is placed 1 foot away from the source. What should the radiation level be just outside the
shield?
A. 0.60 rad/hour
B. 3.0 rad/hour
C. 6.0 rad/hour
D. 38 rad/hour
A. 0.55 rad/hour
B. 0.66 rad/hour
C. 0.73 rad/hour
D. 3.3 rad/hour
6. A radio wave dish antenna is operating at 500 MHz has a power output of 750 kilowatts.
The dish has an area of 0.28 m2. What is the power density at a distance of 2 ft?
A. 0.97 MW/m2
B. 1.62 MW/m2
C. 10.7 MW/m2
D. 23 MW/m2
7. What is the wet bulb globe temperature on a sunny day when the wet bulb temperature is
86 oF, the globe temperature is 96 oF and the dry bulb temperature is 98 oF?
A. 89.0 F
B. 89.2 F
C. 93.0 F
D. 96.4 F
8. What is the maximum sustained heart rate recommended for a 42 year old man?
A. 110 bpm
B. 138 bpm
C. 180 bpm
D. 212 bpm
9. A worker in very hot conditions has stopped sweating and is nauseous. What heat related
illness is the person probably experiencing?
A. Heat stroke
B. Heat syncope
C. Heat cramps
D. Heat exhaustion
A. 82 F
B. 88 F
C. 94 F
D. 98 F