Do you think that environmental condrtions such as temperature, pressure etc. Have some effects on radioactivity? Explain
Q: What is radiation dose unit? What is the value of 1 rad?
A: The units used to measure radiation dose include rad, Gray, rem or roentgen, Sievert. Equivalent…
Q: D. 0.00 MIN A. 0.6 mR/hr B. 3 mR/hr C. 75 mR/hr D. 375 mR/hr 2. If the exposure rate at 10 m from a…
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Q: considered to be reduced to a safe level after 10 half-lives have elapsed. (Obviously, the initial…
A: Radioactivity from a particular radioisotope is considered to be reduced to a safe level after 10…
Q: The three most common forms of radiation caused by nuclear decay are
A: To rank: Penetration ability of alpha, beta and gamma
Q: Give three (3) examples of uses of Radioactivity (for example, in medicine, agriculture industry,…
A: Objective: To determine the three examples of uses of radioactivity.
Q: Although coal contains only minute quantities of radioactive materials, there is more radiation…
A: Coal power plants required more prevention of radioactive rays, instead of nuclear power plant. Most…
Q: Why is food irradiated with gamma rays from a Cobalt-60 source? Does the food become radioactive?…
A: There are mainly there ionizing radiation are used in food irradiation; X-ray, electron beams and…
Q: At a distance of 100cm, the exposure from a radioactive substance is measured at 450mR. What will…
A: Radioactive materials give off a form of energy that travels in waves or particles. This energy is…
Q: a general rule, the radioactivity from a particular radioisotope is considered to be reduced to a…
A: Radioactivity from a particular radioisotope is considered to be reduced to a safe level after 10…
Q: What would account for the similarities/differences in initial penetrating ability of alpha (e.g…
A: Alpha emission : If the unstable nucleus has much higher number of neutrons (n) than the number…
Q: The first clue that a person has been exposed to radiation is a change in blood count. Why?
A: Blood cells are the most quick reproducing cells in the body. There is an observation of the nausea…
Q: A Geiger counter registerss a count rate of 6,800 counts per minute from a sample of a radioisotope.…
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Q: Radioactive α-emitters are relatively harmless outside the body, but can be dangerous if ingested or…
A: Alpha particles can't penetrate the normal layer of dead cells on the outside of our skin, but they…
Q: If meat is irradiated with 2523.0 Gy of x-rays, most of the bacteria are killed and the shelf life…
A: Mass of substance is Heat energy used for mass is Specific heat capacity of water is Find:The…
Q: It’s possible that a bone tumor will not show up on an x-ray image but will show up in a gamma scan.…
A: Bone tumor
Q: Lead shield that is 0.27 mm thick is equivalent to 1 HVL. How thick should the lead shield be if the…
A: Lambert's law states that the intensity of the radiation (I) falls exponentially as the thickness…
Q: Calculate the radiation dosage and grace for a 57-kg person Who is exposed for 8.0 as to a 3.0 Ci…
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Q: Regarding E.M radiation, what does the Sun, the Earth, you, and a chunk of coal have in common?…
A: Electromagnetic (EM) radiation: EM radiation is a form of energy that is released in the form of…
Q: Two common units for measuring radioactivity are the Becquerel and the curie. Why are these names…
A: Radioactivity is the phenomenon when a large nucleus splits into a small nucleus.
Q: Which is a factor in determining the amount of radiation exposure a person takes from a source?
A: The human gets exposure to the radiation by the radiation emitted by the nuclear power generation…
Q: Does food irradiation leave the food radioactive? To what extent is the food altered chemically for…
A: The process of exposing the food into a controlled amount of energy in the form of high speed…
Q: Explain why 231-Th-90 is likely to be a beta minus emitter
A: Why 231-Th-90 is likely to be a beta minus emitter.
Q: Explain the process of the regulation of energy in a nuclear reactor and how mis-regulation can led…
A: The nuclear power plant is utilized in order to generate electricity by running turbines with the…
Q: d). A nuclear physicist works in a lab 5 days per week. He set his timing from 9AM to 3PM in first…
A: With regard to time, radiation exposure has a linear relationship, which means that the more time…
Q: Question 8 a) Explain what is meant by “somatic effects” of radiation exposure. b) Explain how the…
A: a) Somatic effects of radiation exposure refer to the biological changes that occur in the body of…
Q: f a vial contains 600 MBq of indium-111 (In-111) at 12:30 (14 June 2014), how much radioactivity…
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Q: a) in ten days the radioactivity of cerium-141 is reduced by 19.3%. what is the half time?(-…
A: What is the half life of cerium-141?given,Radioactivity decreases by 19.3%time(t)=10 days=8.64×105 s
Q: What is the SI unit for radiation dose? What is its value in J/kg and rad?
A: The full form of the SI unit is the International System of Units. The SI unit is the system of…
Q: What are the types of Radioactivity?
A: There are three types of radioactivity and they are: Alpha decay: An alpha particle is a helium…
Q: Distinguish between the effects radiation can have on a general body cell (somatic) and cells that…
A: Radiation can have different effects on total body cells (somatic cells) and cells that make up the…
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