Physics, 08.01.2021 17:50 Jazzypooh9274
A 50.0 kg box is pushed along the floor with a force of 85 N. It is moved 8.0 m. How much work was done in moving the box?
Formula:
W = Fd
W(lifting) = mgh g = 9.8 m/s^2
P = W/t
Answers: 3
Physics, 22.06.2019 09:00, perezsamantha3oqr0za
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
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Physics, 22.06.2019 13:00, help1572
Aplayground merry-go-round has a radius of 4.6 m and a moment of inertia of 200 kg-m2 and turns with negligible friction about a vertical axle through its center. a child applies a 26.0 n force tangentially to the edge of the merry-go-round for 15.0 seconds. if the merry-go-round is initially at rest, how much work did the child do on the merry-go-round?
Answers: 1
Physics, 22.06.2019 13:20, Jbutler15
This energy transformation diagram represents the energy of a skateboarder moving along a half-pipe. as she skates toward the top of the half-pipe, her original kinetic energy is converted to potential energy and friction. how much of the energy is potential?
Answers: 3
A 50.0 kg box is pushed along the floor with a force of 85 N. It is moved 8.0 m. How much work was d...
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