Physics, 31.07.2019 15:30 tylerkitchen44
Asmall air plane's takeoff speed is 30 m/s. with constant acceleration it takes 150 m of runway to become airbourne. how long does it take to become airbourne?
Answers: 2
Physics, 21.06.2019 18:30
Which property of fossils allow scientists to determine the relative rock ages..
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Physics, 22.06.2019 10:00
Awater-filled u-tube manometer is used to measure the pressure inside a tank that contains air. the water level in the u-tube on the side that connects to the tank is 5 ft above the base of the tank. the water level in the other side of the u-tube (which is open to the atmosphere) is 2 ft above the base. determine the pressure within the tank.
Answers: 2
Physics, 22.06.2019 13:30
Which is not an example of how an object gains elastic potential energy by stretching? a. jumping on a pogo stick b. pulling on a rubber band c. jumping on a trampoline
Answers: 1
Physics, 22.06.2019 15:30
At 20∘c, the hole in an aluminum ring is 2.800 cm in diameter. you need to slip this ring over a steel shaft that has a room-temperature diameter of 2.804 cm . 1. to what common temperature should the ring and the shaft be heated so that the ring will just fit onto the shaft? coefficients of linear thermal expansion of steel and aluminum are 12×10−6 k−1 and23×10−6 k−1 respectively.
Answers: 1
Asmall air plane's takeoff speed is 30 m/s. with constant acceleration it takes 150 m of runway to b...
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