WAEC - Physics (1993 - No. 2)
A body moves along a circular path with uniform angular speed of 0.6 rad s-1 and at a constant speed of 3.0ms-1. Calculate the acceleration of the body towards the centre of the circle.
25.0ms-2
5.4 ms-2
5.0ms-2
1.8 ms-2
0.2ms-2
설명
A = wv = 0.6 x 3.0 = 1.8m-2