Answer:
C. A change has occurred in the nucleus.
Explanation:
Answer:
The angular acceleration is 
Explanation:
Given that,
Angular velocity, 
Angular velocity, 
Time t = 10.0 sec
We need to calculate the angular acceleration
Using formula of angular acceleration



Now, we change the angular velocity in rad/s.




Hence, The angular acceleration is 
Velocity<span> is a</span>vector<span> quantity; it is direction-aware.</span>