Answers: 2
Physics, 21.06.2019 19:30
Agymnast dismounts off the uneven bars in a tuck position with a radius of 0.3m (assume she is a solid sphere) and an angular velocity of 2rev/s. during the dismount she stretches out into the straight position, with a length of 1.5m, (assume she is a uniform rod through the center) for her landing. the gymnast has a mass of 50kg. what is her angular velocity in the straight position?
Answers: 3
Physics, 22.06.2019 01:30
Which example has gravitational potential energy? a.a horse slowing down from a run b.an apple about to fall from a tree branch c.a bicycle being pedaled down a horizontal path d.beaker sitting on the floor
Answers: 1
Physics, 22.06.2019 02:50
Ammonia enters the expansion valve of a refrigeration system at a pressure of 10 bar and a temperature of 18oc and exits at 6.0 bar. the refrigerant undergoes a throttling process. determine the temperature, in oc, and the quality of the refrigerant at the exit of the expansion valve.
Answers: 3
Physics, 22.06.2019 09:00
As a pendulum bob swings back and forth several times, the maximum height it reaches becomes less and less. this is because more and more of the pendulum bob's energy is being transformed into a. heat energy b. kinetic energy c. potential energy d. kinetic energy and potential energy
Answers: 2
A1,300 kg wrecking ball hits the building at 1.07 m/s2....
Advanced Placement (AP), 17.12.2020 22:50
Mathematics, 17.12.2020 22:50
Mathematics, 17.12.2020 22:50
Mathematics, 17.12.2020 22:50
Arts, 17.12.2020 22:50
Mathematics, 17.12.2020 22:50
Mathematics, 17.12.2020 22:50
Biology, 17.12.2020 22:50
Social Studies, 17.12.2020 22:50
Social Studies, 17.12.2020 22:50
Biology, 17.12.2020 22:50
Mathematics, 17.12.2020 22:50
Mathematics, 17.12.2020 22:50