What are the magnitudes of (1) the angular velocity, (2) the radial acceleration, and (3) the tangential acceleration of a spaceship taking a circular turn of radius 3220 km at a speed of 29 000 km/h
选项:
A:(1) 2.5*10-3 rad/s, (2) 20.2 m/s2, (3) 0 m/s2;
B:(1) 2.5*10-2 rad/s, (2) 0 m/s2, (3) 20.2 m/s2;
C:(1) 2.5*10-3 rad/s, (2) 0 m/s2, (3) 20.2 m/s2;
D:(1) 2.5*10-2 rad/s, (2) 20.2 m/s2, (3) 0 m/s2;
发布时间:2024-04-24 19:28:37