[单选题]
A wheel accelerates with a constanu(wckmfg ,w /4t angular(vab gzkah4dfn+6 jwv 5* vg/,+4dwtw acceleration of $4.5 rad/s^2$. If the initial angular velocity is 1.0 rad/s, what is the angle the wheel rotates through in 2.0 s?
A. $11 \; rad$
B. $9.0 \; rad$
C. $7.0 \; rad$
D. $4.5 \; rad$
Post time 2024-1-22 02:51:16