Does red light have higher or lower frequency than blue light? Does red light have longer or shorter wavelengths than blue light?
What will be an ideal response?
d. Red light has lower frequency and longer wavelengths than blue light.
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Refracting Telescope: A student wishing to build a telescope has available an eyepiece of focal length -5.0 cm. What focal length objective is needed to obtain a magnification of 10?
Fill in the blank(s) with the appropriate word(s).
For general projectile motion with no air resistance, the horizontal component of a projectile's velocity
A) continuously decreases. B) first decreases and then increases. C) remains a non-zero constant. D) remains zero. E) continuously increases.
Which particle in the free state is least stable?
a. electron b. photon c. neutron d. proton
The standard unit of distance in the mks system is the
a. centimeter b. inch c. kilometer d. meter e. second