Answers: 3
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 βstickβ 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, 22.06.2019 20:30
This is a form of winter precipitation. it is frozen precipitation falling as ice pellets. snowflakes melt into raindrops as they pass through a thin layer of warmer air. the raindrops then refreeze into particles of ice when they fall into a layer of sub-freezing air near the surface of the earth. this precipitation is called a) hail. b) rain. c) sleet. d) snow.
Answers: 1
Physics, 23.06.2019 00:00
Which is an advantage of subdividing science into different areas?
Answers: 3
Which materials can be used to make fiber optic strands...
Mathematics, 31.01.2020 03:04
History, 31.01.2020 03:04
Mathematics, 31.01.2020 03:04
Mathematics, 31.01.2020 03:04
Mathematics, 31.01.2020 03:04
Mathematics, 31.01.2020 03:04
Biology, 31.01.2020 03:04
English, 31.01.2020 03:04
Physics, 31.01.2020 03:04
Geography, 31.01.2020 03:04
Geography, 31.01.2020 03:04
Mathematics, 31.01.2020 03:04