Radiation Basics

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Questions and Answers

What is the unit of dose equivalent in the conventional system of units?

  • Curie (Ci)
  • Becquerel (Bq)
  • Sievert (Sv)
  • Rem (correct)

What is the transformation rate per curie?

  • 1 transformation per second
  • 1 g of radium
  • 3.7 x 10^10 transformations per second (correct)
  • 1 Bq

What is the SI unit of radioactivity?

  • Becquerel (Bq) (correct)
  • Sievert (Sv)
  • Curie (Ci)
  • Rem

What is the definition of the curie in terms of transformations per second?

<p>3.7 x 10^10 transformations per second (B)</p> Signup and view all the answers

What is the relationship between the becquerel and the transformation rate per second?

<p>1 Bq = 1 t/s (D)</p> Signup and view all the answers

Why was the original definition of the curie in terms of 1 g of radium eliminated?

<p>Due to variability (A)</p> Signup and view all the answers

What is the unit of dose equivalent in the SI system?

<p>Sievert (Sv) (C)</p> Signup and view all the answers

What is the activity, or intensity of radioactive emission, of a substance?

<p>The number of atoms that undergo transformation to new atoms per unit time (D)</p> Signup and view all the answers

What is the difference between the conventional unit of radioactivity and the SI unit of radioactivity?

<p>One is based on the emission rate of 1 g of radium, and the other is based on the transformation rate per second (A)</p> Signup and view all the answers

What is the relationship between the curie and the becquerel?

<p>1 Ci = 3.7 x 10^10 Bq (C)</p> Signup and view all the answers

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