Physics, 29.01.2021 21:00 WonTonBagel
Mass data: bricklayer 60 kg, bricklayer 60 kg, barrel full of bricks 250 kg, empty barrel 25 kg
5. The bricklayer has just cut the rope that runs up over the pulley and back down
to the loaded barrel. He begins to accelerate upward at a rate of 7.9 m/s/s.
Calculate the tension force in the rope.
Answers: 2
Physics, 22.06.2019 01:30
Kate is working on a project in her tech education class. she plans to assemble a fan motor. which form of energy does the motor convert most of its electric energy into? a. light energy b. motion energy c. sound energy d. thermal energy
Answers: 1
Physics, 22.06.2019 04:00
However, had it been a real sound, the sound's pitch would have been increased by the doppler effect, since the falcon was moving the source of the sound. perpendicular to away from towards at the same speed as
Answers: 1
Physics, 22.06.2019 14:40
You throw a small rock straight up from the edge of a highway bridge that crosses a river. the rock passes you on its way down, 7.00 s after it was thrown. what is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? ignore air resistance.
Answers: 2
Mass data: bricklayer 60 kg, bricklayer 60 kg, barrel full of bricks 250 kg, empty barrel 25 kg
5....
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