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Visible Light Quiz

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Questions and Answers

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?

Protons

Electrons

Photons (correct)

Neutrons

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?

Optics Signup and view all the answers

Which frequencies correspond to visible light?

750–420 terahertz Signup and view all the answers

What type of mirror bulges towards the light source?

Convex mirror Signup and view all the answers

What type of mirror is commonly used in reflecting telescopes to avoid spherical aberration?

Parabolic mirror Signup and view all the answers

What type of mirror is used to produce deliberately distorted images for entertainment?

Distorting mirror Signup and view all the answers

Which type of mirror is used to provide highly magnified or highly diminished images at certain distances?

Distorting mirror Signup and view all the answers

What type of mirror is not used to focus light?