Question

A car of mass 1000kg moves on a circular path with speed of 12 m/s . It turned through 90degree after travelling 471 m on a road . The centripetal force is​

Answer 1

m=1000kg v=16m/s ⟹628=r(2π​)⟹r=400

∴Centripetal force=rmv2​=400(1000)(16)(16)​=640N