Physics, 05.02.2021 21:40 jamesgotqui6
An object dropped from the building to the ground for 2.5 s. (a) With what velocity when it hits the ground?
Answers: 2
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In physics the desire of an object to keep doing what it is doing is termed?
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In a system, when potential energy decreases, then entropy also decreases. true false
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Given the position vector of the particle r(t)=(t+1)i+(t^2−1)j+2t k, find the particle's velocity and acceleration vectors at t=1
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Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.
Answers: 3
An object dropped from the building to the ground for 2.5 s.
(a) With what velocity when it hits th...
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