Physics, 04.12.2019 00:31 ellllaaaxx
If you could shine a very powerful flashlight beam toward the moon, estimate the diameter of the beam when it reaches the moon. assume that the beam leaves the flashlight through a 7.0-cm aperture, that its white light has an average wavelength of 550nm, and that the beam spreads due to diffraction only. the distance from the earth to the moon is 384x10^3km.
Answers: 1
Physics, 21.06.2019 21:00
In the 1980's, congress authorized the u.s. department of energy to build the wipp facility in the chicuahuan desert in new mexico. what is the purpose of wipp?
Answers: 2
Physics, 23.06.2019 13:40
Whatâs the kinetic energy of the object? use . erica is competing in the shot put event at a track meet. she hurls a shot with a mass of 4 kilograms at a speed of 9 meters/second. the shotâs kinetic energy is joules.
Answers: 1
If you could shine a very powerful flashlight beam toward the moon, estimate the diameter of the bea...
Mathematics, 27.01.2021 20:00
English, 27.01.2021 20:00
Mathematics, 27.01.2021 20:00
Mathematics, 27.01.2021 20:00
Mathematics, 27.01.2021 20:00
Mathematics, 27.01.2021 20:00
Chemistry, 27.01.2021 20:00
Geography, 27.01.2021 20:00
English, 27.01.2021 20:00
Mathematics, 27.01.2021 20:00
Physics, 27.01.2021 20:00
Mathematics, 27.01.2021 20:00
Physics, 27.01.2021 20:00