An Airbus A320 jetliner has a takeoff mass of 75000 kg. It reaches its takeoff speed of 82 m/s (180mph) in 35s . For rubber rolling on concrete, Ur=0.02. This is needed for the equation. You can neglect air resistance but not the rubber rolling on concrete. What is the thrust of the engines?

Which type of circuit is becoming more common in residential electrical design and construction? a. hazardous-area circuit b. three-phase circuit c. 480-volt circuit d. communication circuit

Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd question 6 options: 3000 joules 30 joules 320 joules 3200 joules

(a) calculate the number of electrons in a small, electrically neutral silver pin that has a mass of 10.0 g. silver has 47 electrons per atom, and its molar mass is 107.87 g/mol. (b) imagine adding electrons to the pin until the negative charge has the very large value 1.00 mc. how many electrons are added for every 109 electrons already present