Physics, 05.02.2020 09:51, OsoDeOro7968
You read about a rope and pulley machine that was able to produce equal amounts of output work and input work. was this a realistic example? why or why not?
Answers: 2
Physics, 22.06.2019 05:00, caguil00
Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesnât, as machines are inefficient. d) no, it doesnât, as machines cannot create energy.
Answers: 1
Physics, 22.06.2019 12:30, promcafee8788
Awheel of mass 48 kg is lifted to a height of 0.8 m. how much gravitational potential energy is added to the wheel? acceleration due to gravity is g = 9.8 m/s2. a. 30.4 j b. 3.1 j c. 297.9 j d. 11,321 j
Answers: 1
Physics, 23.06.2019 03:00, Shelleycarousel
Current vs. forcewhat type of relationship does this graph show?
Answers: 2
You read about a rope and pulley machine that was able to produce equal amounts of output work and i...
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