what is the magnitude of the force on the 1.0ncnc charge in the middle of (figure 1) due to the four other charges?

J. j. thomson’s experiment disproved the theory that an atom

Air conditioners not only cool air, but dry it as well. suppose that a room in a home measures 5.0m×9.0m×2.4m . if the outdoor temperature is 30 ∘c and the vapor pressure of water in the air is 85 % of the vapor pressure of water at this temperature, what mass of water must be removed from the air each time the volume of air in the room is cycled through the air conditioner? the vapor pressure for water at 30 ∘c is 31.8 torr.

Photons with the highest energy have the longest period