Biophysics - Geometric Optics 2024

What principle states that light follows the path that can be covered in the least time?

• Fermat's Principle

• Law of Reflection

• Snell's Law

• Law of Refraction

What is the critical angle associated with?

• Total reflection

• Refraction

• Dispersion

• Diffraction

Which of the following is a medical application of optics?

• Endoscopy

• Microscopy

• Spectroscopy

• Thermography

What does Snell's Law relate to?

• Refraction of light

• Diffraction of light

• Reflection of light

• Polarization of light

What type of lens is used to correct nearsightedness?

• Convergent lens

• Divergent lens

• Cylindrical lens

• Bifocal lens

Which optical device uses the principle of total internal reflection?

• Optical fiber

• Endoscope

• Light microscope

• Stereomicroscope

Which type of microscopy is used for three-dimensional imaging?

• Fluorescence microscopy

• Light microscopy

• Stereomicroscopy

• Electron microscopy

What is the effect of dispersion in optics?

• Absorption of light

• Reflection of light

• Bending of light rays

• Separation of light into colors

Which optical phenomenon occurs when light passes from a medium of higher refractive index to a lower one with an incident angle higher than the critical angle?

• Diffraction

• Total internal reflection

• Refraction

• Reflection

Which optical device is commonly used to magnify small objects?

• Endoscope

• Microscope

• Projector

• Camera