UTLB C1 2020
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UTLB C1 2020
Created by UTLB C1 2020 over 4 years ago
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Exa U3 Fis/ing

Exa U3 Fis/ing

Question 1 of 10

1

1. Radiation is an energy in the form of electrowaves or particulate matter, traveling in the air?

Select one of the following:

  • True
  • False

Explanation

Question 2 of 10

1

2. What are the forces that interact with the atomic nucleus?

Select one or more of the following:

  • force of gravity, microwaves, weak nuclear and strong nuclear

  • force of gravity, electromagnetic, weak nuclear and strong nuclear

  • force of gravity, electromagnetic, electro nuclear and strong nuclear

  • force of gravity, electromagnetic, weak nuclear and grand nuclear

Explanation

Question 3 of 10

1

3. Unstable atoms differ from stable atoms because they have an excess of energy or mass or both.?

Select one of the following:

  • True
  • False

Explanation

Question 4 of 10

1

4. Radiation is classified into:

Select one or more of the following:

  • electromagnetic radiation and non-ionizing radiation

  • Ionizing radiation and des-ionizing radiation

  • Ionizing radiation and non-ionizing radiation

  • nuclear radiation and magnetic radiation

Explanation

Question 5 of 10

1

It is a particles formed for 2 neutrons and 2 protons, travel short distances, have large mass, and are hazard when inhaled

Select one or more of the following:

  • Alpha Particles

  • beta Particles

  • Gama Particles

Explanation

Question 6 of 10

1

6. They having small mass and variable energy. It is form when a neutron transforms into a proton and

Select one or more of the following:

  • neutrinos or positrons

  • protons or positrons

  • Electrons or positrons

Explanation

Question 7 of 10

1

7. Is the radiation the result when the nucleus releases energy, usually after an alpha, beta or positron transition:

Select one or more of the following:

  • Gamma rays

  • UV rays

  • IR rays

  • X rays

Explanation

Question 8 of 10

1

8. This radiation occurs whenever an inner shell orbital electron is removed and rearrangement of the atomic electrons

Select one or more of the following:

  • X rays

  • IR rays

  • Gamma rays

  • UV rays

Explanation

Question 9 of 10

1

9. How do you measure radiation from mechatronic devices?

Select one or more of the following:

  • Roentgen

  • Gray (Gy)

  • Sievert (Sv)

  • it is not used in mechatronics devices

Explanation

Question 10 of 10

1

10. It is an ideal object that absorbs all the radiation incident on it, and then re radiates energy:

Select one or more of the following:

  • A blackbody

  • isotope

  • radioisotope

  • it is no possible

Explanation

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