IRRSP questions with complete solutions 2023

IRRSP questions with complete solutions 2023 CHAPTER 1 D. All the above - correct answer 1. In the early years of Radiography, what caused personnel to be overexposed? A. Poor equipment design B. Lack of understanding C. Lack of and poor safety practices D. All the above D. Late in 1898 - correct answer 2. In what year did Marie Curie discover Radium? A. The beginning of 1896 B. The end of 1897 C. The beginning of 1898 D. Late in 1898 A. Marie and Pierre Curie - correct answer 3. Who coined the term Radioactivity A. Marie and Pierre Curie B. Henry Becquerel C. Ernest Rutherford D. Wilhelm Roentgen C. 3 in (7.62 cm) - correct answer 4. In the early years of radiography from , the maximum thickness that could be inspected via x-radiation was________ of steel? A. 1 in. (2.54cm) B. 2 in. (5.08 cm) C. 3 in. (7.62 cm) D. 10 in. (25.4 cm) D. All of the above - correct answer 5. Historically, it has been proven that the predominant cause of overexposure is: A. Improper surveys B. Th source being left in an uncontrolled state C. The source not being locked once retracted to the shielded position. D. All of the above A. The radiographer - correct answer 6. The responsibility to adhere to the regulations, license conditions and company policies falls to: A. The radiographer B. The assistant radiographer C. The Radiation Safety Officer D. All radiation workers C. Ernest Rutherford - correct answer 7. Alpha particles were discovered by: A. Marie Curie B. Pierre Curie C. Ernest Rutherford D. Henri Becquerel D. Massachusetts General - correct answer 8. The first medical X-ray was conducted at: A. Berlin Memorial Hospital B. Oslow General C. Boston General D. Massachusetts General A. True - correct answer 9. Regulations from one state to the next are essentially the same for radioactive materials. A. True B. False B. Their radiation safety officer - correct answer 10. A radiographer has several avenues to seek guidance and counsel. The first person he or she can turn to is? A. Their state or federal jurisdictions hotline B. Their program's radiation safety officer C. A senior technician D. The NRC B. Wilhelm Roentgen - correct answer 11. The origins of industrial radiography can be attributed to: A. Henri Becquerel B. Wilhelm Roentgen C. Ernest Rutherford D. Pierre Curie C. Particulate and Electromagetic - correct answer CHAPTER TWO 1. The two basic types of radiation are: A. Audible and Visible B. Sub-light and faster than light. C. Particulate and electromagnetic D. Energetic and prolific B. At the speed of light without regard to pressure, temperature or magnetic fields. - correct answer 2. Wavelike radiation travels at: A. Just slightly below the speed of light as atmospheric conditions are not constant. B. At the speed of light without regard to pressure, temperature or magnetic fields. C. In a wavelike motion allowing it curve around objects D. At subsonic speeds nearly 3280.84 ft/s (1000 m/s) B. miles/s ( km/s) - correct answer 3. Gamma rays travel in a wavelike motion at the speed of light which is: A. 3280.84 ft/s (1000 m/s) B. miles/s ( km/s) C. .22 ft/s ( m/s) D. 1000 miles/s (1609.34 km/s) A. True - correct answer 4. Matter can be turned into energy. A. True B. False A. Two protons and two neutrons - correct answer 5. Alpha particles are much like a helium nucleus as they have: A. Two protons and two neutrons B. One proton and one neutron C. Two protons, two neutrons and two electrons