Quiz on Wave and Particle Duality of Radiation

What is a particle characterized by?

• Amplitude and intensity

• Mass and velocity

• Energy and disturbance

• Wavelength and frequency

What does the wave-particle duality of radiation explain?

• Neither wave nor particle phenomena

• Both wave and particle phenomena

• Only particle phenomena

• Only wave phenomena

What is the de Broglie wavelength equation for matter waves?

• λ = E/h

• λ = h/γ

• λ = mc^2

• λ = h/mv

What happens to the wavelength of matter waves as the velocity of the particle decreases?

• Wavelength decreases

• Wavelength remains constant

• Wavelength increases

• Wavelength becomes zero

What does Heisenberg's uncertainty principle state?

• Position and momentum can be known precisely

• Energy and time can be known precisely

• All physical quantities can be measured accurately

• Certain pairs of physical quantities cannot be known simultaneously

What is a wave packet?

• A single wave with constant amplitude

• A burst of localized wave action

• A wave with no dispersion

• A wave that travels indefinitely

What is the relationship between group velocity and phase velocity in a dispersive medium?

• vg < vp

• vg > vp

• vg is independent of vp

• vg = vp

What does the principle of complementarity state?

• Waves cannot exhibit particle properties

• Particles cannot exhibit wave properties

• Wave and particle properties are mutually exclusive

• Wave and particle properties can be observed simultaneously