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The bending of light as it passes from one medium to another is called:
Which lens is used to correct myopia (nearsightedness)?
A concave lens is also known as a:
Which lens is used to correct hyperopia (farsightedness)?
A convex lens is also known as a:
The splitting of white light into its component colors is called:
The speed of light in vacuum is approximately:
The color with the longest wavelength in the visible spectrum is:
Beats in sound are produced due to the superposition of two waves having:
The unit used to measure the power of a lens is: