easy physics equation.

label Physics
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Engineers are trying to create artificial "gravity" in a ringshaped space station by spinning it like a centrifuge. The ring is 100 m in radius. How quickly must the space station turn in order to give the astronauts inside it apparent weights equal to their real weights at the earth’s surface? 

The number of significant digits is set to 3;


Oct 16th, 2017


solution

formula

newton 2nd law

mg = mv^2/r

mass are cancel each other

radius is given 

so 

v-31.3 m/s

Apr 24th, 2015

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Oct 16th, 2017
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Oct 16th, 2017
Oct 17th, 2017
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