object feel weightlessness at equator of earth when angular speed becomes 5 x or 15 x or 17 x or - Physics - Gravitation

Question

object feel weightlessness at equator of earth when angular speed
becomes 5 x or 15 x or 17 x or 25 x

Pintu B. · Accepted Answer

Dear Student ,

The aparent weight of a person at the equator is given by ,W'=W-mReω2⇒g'=g-Reω2NOw, g'=0So , we get , g=Reω2⇒ω=gRe=106400×103=1
25×10-3 rad/s
Regards

object feel weightlessness at equator of earth when angular speed becomes 5 x or 15 x or 17 x or 25 x.