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What is the main reason for requiring a safety check for radiation equipment?
✔✔A) To ensure equipment is functioning correctly and does not expose workers to harmful
radiation
B) To improve the equipment’s power
C) To reduce the cost of maintenance
D) To verify the accuracy of radiation readings
What is a key feature of gamma radiation?
A) It can be stopped by paper
B) It has low penetration power
✔✔C) It has high penetration power and requires dense shielding
D) It is harmless to living tissues
What is the purpose of radiation safety signs?
A) To indicate areas where radiation is used or present
✔✔B) To warn workers of radiation hazards in specific areas
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,C) To track radiation levels in the environment
D) To measure the intensity of radiation
Why is it important to monitor radiation exposure over time?
✔✔A) To ensure exposure stays within safe limits and prevent long-term health effects
B) To verify that all workers are exposed to the same levels of radiation
C) To increase productivity
D) To measure the effectiveness of radiation
How can workers protect themselves from radiation exposure in a hospital setting?
✔✔A) By using protective shields, monitoring exposure, and following safety protocols
B) By working closer to radiation sources
C) By ignoring the need for protective equipment
D) By using radiation to speed up healing
What action should be taken if radiation monitoring results show elevated levels?
✔✔A) Investigate the source of the increase and take corrective actions to reduce exposure
B) Ignore the results, assuming they are incorrect
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,C) Continue working without changes
D) Increase radiation exposure to balance the levels
What is the best method for protecting workers from radiation exposure?
A) Increasing exposure time
✔✔B) Reducing exposure time, maintaining distance, and using shielding
C) Wearing no protective gear
D) Working only in the dark
What is the main purpose of using lead aprons in radiation safety?
A) To keep the body warm
✔✔B) To reduce exposure to harmful radiation
C) To increase radiation intensity
D) To block sound waves
Which radiation type can be blocked by a sheet of paper?
✔✔A) Alpha radiation
B) Beta radiation
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, C) Gamma radiation
D) X-rays
What is the main function of a dosimeter?
✔✔A) To measure radiation exposure
B) To detect air quality
C) To record temperature levels
D) To track employee hours
Why is increasing distance from a radiation source effective in reducing exposure?
A) The closer you are, the more intense the radiation
✔✔B) Radiation intensity decreases with increased distance, according to the inverse square law
C) Distance has no effect on exposure
D) Radiation intensity increases as you move farther away
What should be done if a radiation leak is detected in a controlled area?
A) Continue working without concern
✔✔B) Evacuate the area and inform the safety officer
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