Q. While two identical ions are separated by a distance of 6.5 x10-10 m, the electrostatic force each exerts on the other is 2.2 x10-9 N. How numerous electrons are missing from each ion?
Q. What is the lift (in newtons) because of Bernoulli's principle on a wing of area 78m^2 if the air passes over the top and bottom surfaces at speeds of 260m/s and 150 m/s, respectively?