Física básica 2.0

Auger electron emission competes with ____ emission.

• bremsstrahlung

• neutron

• photoelectron

• cherenkov

• characteristic x-ray

What is the primary decay mode of Ra-226?

• Alpha decay

• Electron capture

• Gamma emission

• Beta -

What is the term for a the transition a daughter nuclide undergoes in changing from an excited to a ground state?

• Isobaric transition

• Isotopic transition

• Isomeric transition

• Isotonic transition

What is the maximum number of electrons allowed in the outer shell of an atom?

• 8

• 2

• 32

• 2n^2

• 18

A _____ is emitted during beta decay when Z is decreased by 1

• electron

• photon

• positron

• neutron

Select all decay products emitted in a continuous energy spectrum

• Positron emitted by Beta+ Decay

• Alpha particle emitted by Alpha Decay

• Gamma ray emitted from Internal Conversion

• Electron emitted by Beta- Decay

• Characteristic x-rays emitted after Electron Capture

What particle has a rest mass equivalent of 938 MeV and a positive charge?

• Alpha particle

• Neutron

• Carbon ion

• Proton

What characteristic X-rays are possible for Molybdenum?
K shell: 20keV

L shell: 2.5keV

M shell: 0.5keV

• Continuous spectrum of electron energies from 20keV to 0.0keV

• Continuous spectrum of electron energies from 20keV to 0.5keV

• 19.5keV, 17.5keV, 2keV

• 20keV, 2.5keV, 0.5keV

• 0.5keV

What is the frequency of a 2nm photon?

• 1.5 x 10^11 kHz

• 3 x 10^2 GHz

• 2.9 x 10^3 MHz

• 1.5 x 10^17 Hz

What is the term for the transition a daughter nuclide undergoes in changing from an excited to a ground state?

• Isotonic transition

• Isotopic transition

• Isobaric transition

• Isomeric transition