Non Destructive Evaluation Quiz

What is emitted when a nucleus moves from a higher to a lower energy state?

• Alpha particles

• Beta particles

• Gamma rays

• Neutrons

Beta particles carry which type of charge?

• Positive

• Negative

• Neutral

• Variable

Which of the following particles has a positive charge?

• Alpha particles

• Beta particles

• Gamma rays

• Neutrons

Which of the following has the shortest wavelength?

• Infrared rays

• Microwaves

• Gamma rays

• Radio waves

The emission of alpha particles decreases the atomic number by:

• 1

• 2

• 3

• 4

Which process results in a change of one unit in atomic number?

• Alpha decay

• Beta decay

• Gamma emission

• Neutron capture

Which property of gamma rays makes them most useful in radiography?

• High energy

• Long wavelength

• Visible color

• Low penetration power

Gamma rays are a form of:

• Sound waves

• Electromagnetic radiation

• Heat energy

• Chemical energy

Which type of radiation consists of photons of discrete energies?

• Alpha

• Beta

• Gamma

• Proton radiation

The stability of a nucleus depends upon the ratio of:

• Mass to energy

• Neutrons to protons

• Electrons to protons

• Temperature to pressure