Physics, 25.10.2019 21:43, jermainedwards
Ahelicopter, starting from rest, accelerates straight up from the roof of a hospital. the lifting force does work in raising the helicopter. an 700-kg helicopter rises from rest to a speed of 11.0 m/s in a time of 3.0 s. during this time it climbs to a height of 9.6 m. what is the average power generated by the lifting force?
Answers: 3
Physics, 22.06.2019 05:00, heavyhearttim
Asmall 21 kilogram canoe is floating downriver at a speed of 1 m/s. what is the canoe's kinetic energy?
Answers: 1
Physics, 22.06.2019 06:30, angelinaranee15
Work = force × a. work b. energy c. distance d. momentum
Answers: 1
Ahelicopter, starting from rest, accelerates straight up from the roof of a hospital. the lifting fo...
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