Physics, 27.07.2020 09:01 stephb1369
A ball is thrown directly downward with an initial speed of 8.05m/s, from a height of 30.2m. After what time interval does it strike the ground?
Answers: 3
Physics, 21.06.2019 18:30
Which of these describe conduction transfer of heat between two objects that are touching transfer of heat by the actual movement of war matter the process in which energy is imitated by one of the object transmitted through space and absorbed by another a process in which energy is released by the molecules breaking apart
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Physics, 22.06.2019 07:40
An object's buoyant force and weight mean the same thing.a. trueb. false
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Physics, 22.06.2019 20:00
In an old-fashioned amusement park ride, passengers stand inside a 3.0-m-tall, 5.0-m-diameter hollow steel cylinder with their backs against the wall. the cylinder begins to rotate about a vertical axis. then the floor on which the passengers are standing suddenly drops away! if all goes well, the passengers will “stick” to the wall and not slide. clothing has a static coefficient of friction against steel in the range 0.60 to 1.0 and a kinetic coefficient in the range 0.40 to 0.70. part a what is the minimum rotational frequency, in rpm, for which the ride is safe? express your answer using two significant figures. f f = rpm
Answers: 1
Physics, 23.06.2019 03:30
Explain how a step-down transformer makes electricity safe for use in homes
Answers: 2
A ball is thrown directly downward with an initial speed of 8.05m/s, from a height of 30.2m. After w...
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