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Certain neutron stars (extremely dense stars) are believed to be rotating at about 1 rev/s. if such a star has a radius of 20 km (a typical value), (a) what is the speed of a point on the equator of the star, and (b) what is the centripetal acceleration of this point?

Certain neutron stars (extremely dense stars) are believed to be rotating at about 1 rev/s. if such a star has a radius of 20 km (a typical value), (a) what is the speed of a point on the equator of the star, and (b) what is the centripetal acceleration of this point?

Grade:upto college level

2 Answers

Deepak Patra
askIITians Faculty 471 Points
6 years ago
233-2376_1.PNG
Therefore, the speed with which the point at equator of a Neutron star rotates is 1.26 x 105.

233-1741_1.PNG
Therefore, the acceleration of the point on equator of Neutron star is 7.89 x 105 m /s2. .
Shubham Singh
199 Points
6 years ago
(​a) speed = 40pi km/s
(b) acceleration = 80(pi)2 km/s

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