Calculate the value of angular acceleration of motor using the given data: J = 20 kg-m2, load torque = 20 N-m, motor torque = 60 N-m.

Calculate the value of angular acceleration of motor using the given d

1.	Calculate the value of angular acceleration of motor using the given data: J = 20 kg-m², load torque = 20 N-m, motor torque = 60 N-m.
A.	5 rad/s<sup>2</sup>
B.	2 rad/s<sup>2</sup>
C.	3 rad/s<sup>2</sup>
D.	4 rad/s<sup>2</sup>
Answer» C. 3 rad/s<sup>2</sup>