A boy on a cycle pedals around a circle of radius 20 m at a speed of 20 m/*. The combined mass of the body and the cycle is 90 kg. The angle that the cycle makes with the vertical so that is may not fall is (g = 9.8 m/s2 )
(A) 60.25°
(B) 63.90°
(C) 26.12°
(D) 30.00°
