Podcast
Questions and Answers
What is the speed of light in vacuum?
What is the speed of light in vacuum?
- 250000000 m/s
- 300000000 m/s
- 350000000 m/s
- 299792458 m/s (correct)
What represents the quanta of electromagnetic field?
What represents the quanta of electromagnetic field?
- Protons
- Electrons
- Photons (correct)
- Neutrons
What are the primary properties of light?
What are the primary properties of light?
- Speed, color, amplitude, and refraction
- Scattering, dispersion, diffraction, and polarization
- Intensity, propagation direction, frequency or wavelength spectrum, and polarization (correct)
- Diffraction, interference, reflection, and absorption
What is the study of light known as?
What is the study of light known as?
Which frequencies correspond to visible light?
Which frequencies correspond to visible light?
What type of mirror bulges towards the light source?
What type of mirror bulges towards the light source?
What type of mirror is commonly used in reflecting telescopes to avoid spherical aberration?
What type of mirror is commonly used in reflecting telescopes to avoid spherical aberration?
What type of mirror is used to produce deliberately distorted images for entertainment?
What type of mirror is used to produce deliberately distorted images for entertainment?
Which type of mirror is used to provide highly magnified or highly diminished images at certain distances?
Which type of mirror is used to provide highly magnified or highly diminished images at certain distances?
What type of mirror is not used to focus light?
What type of mirror is not used to focus light?