Rutvik

2)if a curved of radius 50m is banked at 30 degree will a car travelling at 60 km/hr along the curve will safe?

a block of mass m is placed on a smooth turntable at a distance of 20cm from the centre.a string is tied to the block and its other end passed through a gole in the centre of the table.A 2nd block of mass m is suspended from the free end of the string as...