As you stand on a floor, the floor exerts an upward force on you. why are you not moved upward by this force? 1. the upward force is less than your weight, so you do not move up. 2. the upward force is greater than your weight, but air pressure pushes you down. without the air, you would be lifted up. 3. the upward force is equal to your weight and the two forces cancel each other. 4. none of these 5. the upward force is negligible
Answers: 1
Physics, 22.06.2019 16:30, mikayla62
Atank has a shape of a cone with a radius at the top of 2 m and a height of 5 m. the tank also has a 1 m spout at the top of the tank. the tank is filled with water up to a height of 2 m. find the work needed to pump all the water out the top of the spout. (use 9.8 m/s2 for g and the fact that the density of water is 1000 kg/m3.)
Answers: 1
As you stand on a floor, the floor exerts an upward force on you. why are you not moved upward by th...
Mathematics, 13.12.2020 14:00
History, 13.12.2020 14:00
Chemistry, 13.12.2020 14:00
Arts, 13.12.2020 14:00
Mathematics, 13.12.2020 14:00
Mathematics, 13.12.2020 14:00
Advanced Placement (AP), 13.12.2020 14:00
Chemistry, 13.12.2020 14:00
Computers and Technology, 13.12.2020 14:00
Mathematics, 13.12.2020 14:00