The skate board negotiates the circular surface of radius `4.5 m` At `theta=45^
Channel: Doubtnut
Date: 2021-11-10

The skate board negotiates the circular surface of radius `4.5 m` At `theta=45^(@)`, its speed of centre of mass is 6 m/s The comnined mas of skate board an dthe person is 70 kg and his centre of mass is `0.75 m` from the surface. The normal reaction between the surface and the skate board wheeol is