Physics, 26.01.2021 18:30 mrashrafkotkaat
Q1.Food irradiation is a process that exposes food to radiation. Irradiation can be used to kill
the bacteria that cause food poisoning or to slow down the ripening of fresh fruit and
vegetables. Frozen foods and food inside packaging can also be irradiated.
(a) The table gives information about five radioactive isotopes.
Isotope Half-life Radiation emitted
Caesium-134 2.1 years beta
Cobalt-60 5.3 years gamma
Curium-242 160 days alpha
Strontium-90 28 years beta
Technetium-
99
6 hours gamma
Which of these radioactive isotopes would be most suitable for irradiating
food?
Explain the reasons for your choice.
Answers: 2
Physics, 22.06.2019 12:10
Does anyone have the answers to online physics course plato course physics, semester a v3.0
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Physics, 22.06.2019 16:00
Suppose a soccer ball is kicked from the ground at an angle 20.0ΒΊ above the horizontal at 8.00 m/s. the y-velocity is determined to be 2.74 m/s. how long will the ball be in the air? assume the ball lands at the same height at which it was kicked.
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Physics, 23.06.2019 00:00
Sasha has just gotten a new job in a nearby city. after comparison shopping, she found that renting a nice two-bedroom apartment would cost around $800 per month. her utilities would cost about $150 per month. sasha has enough money saved for a down payment, and she found that she can buy a three-bedroom house or condo with a mortgage payment of $1,000 per month, including taxes and homeowner's insurance. her utilities would cost about $200 per month. what is the advantage of buying the house over renting the apartment?
Answers: 1
Q1.Food irradiation is a process that exposes food to radiation. Irradiation can be used to kill
th...
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