Physics, 10.12.2019 07:31 lorrainelopez
An atwood machine consists of two masses, ma = 7.0 kg and mb = 8.0 kg , connected by a cord that passes over a pulley free to rotate about a fixed axis. the pulley is a solid cylinder of radius r0 = 0.40 m and mass 0.70 kg .
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Physics, 21.06.2019 19:00
What is work? how much work is done to move an object 0 meters?
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Physics, 22.06.2019 05:30
James is trying to prove newton's 2nd law of motion. he tries to move four different objects with different masses, shapes, and sizes from point a to point b. the objects are a toy car, a car, a refrigerator, and a kitchen table. after some experimentation, he finds that force is dependent on the mass of the object, rather than it's size or shape. the object that takes the most force to move is the
Answers: 1
Physics, 22.06.2019 07:30
Tall pacific coast redwood trees can reach heights of about 100 m. if air drag is negligibly small, how fast is a sequola cone moving when it reaches the ground f it dropped from the top of a 100 m tree?
Answers: 1
Physics, 22.06.2019 08:30
How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects
Answers: 2
An atwood machine consists of two masses, ma = 7.0 kg and mb = 8.0 kg , connected by a cord that pas...
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