Physics, 17.02.2021 01:30 KillerSteamcar
A force AB of length 100m and weight 600N has its centre of gravity 4.0 m from the end, and lies on horizontal ground calculate the force required to begin to lift the end
Answers: 3
Physics, 21.06.2019 19:10
Athin, square metal plate measures 14 cm on each side and has emissivity of 0.60. the plate is heated to a temperature of 745°c. what is the rate at which the plate radiates energy ? the stefan-boltzmann constant is 5.67 × 10-8 w/(m2 ? k4). remember that the plate will radiate energy from both its top and bottom surfaces.
Answers: 1
Physics, 22.06.2019 17:10
As the distance from a magnet increases, what happens to the magnet force?
Answers: 1
A force AB of length 100m and weight 600N has its centre of gravity 4.0 m from the end, and lies on...
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