Question

Find the angular speed, in radians per second, of a point on the equator of the earth.

Answer 1

This should be in the Physics section
@periwinkle

Answer 2

hint: earth takes 24 hour to rotate 2\(\pi\) radian about its axis

Answer 3

24 hours = 86,400 seconds

Answer 4

So, earth rotates through 2PI radians in 24 hours (or 86,400 seconds) ...