Physics, 30.01.2021 04:30 rivera6681
A 3 kg-box is sliding across a flat floor at an initial speed of 2.0 m/s and comes to a stop in 3 meters. If the only force acting on the box is force of kinetic friction. Draw a force diagram of the box. What is the net force acting on the box? What is the coefficient of friction between the box and floor?
Answers: 1
Physics, 21.06.2019 17:20
Research the neutrino using the internet and report your findings. in a nuclear decay, the nucleus of an atom splits apart. larger particles can be detected and their masses and velocities can be recorded. explain how the existence and properties of the neutrino could be predicted using the conservation laws.
Answers: 3
Physics, 22.06.2019 06:10
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 70โc. calculate the work (in kj) done during this process.
Answers: 3
Physics, 22.06.2019 18:00
Athin nonconducting rod with a uniform distribution of positive charge q is bent into a circle of radius r. the central perpendicular axis through the ring is a z-axis, with the origin at the center of the ring. a) what is the magnitude of the electric field due to the rod at z = 0? n/c (b) what is the magnitude of the electric field due to the rod at z = infinity? n/c (c) in terms of r, at what positive value of z is that magnitude maximum? r (d) if r = 4.00 cm and q = 9.00 ยตc, what is the maximum magnitude? n/c
Answers: 1
Physics, 22.06.2019 18:00
What structural formula represents 4 electrons shared between two atoms?
Answers: 1
A 3 kg-box is sliding across a flat floor at an initial speed of 2.0 m/s and comes to a stop in 3 me...
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