Initial angular speed of wheel is 20 rad s^(-1). Its angular displacement during 10 s is 100 rad then how many revolution it makes from initially to remain rest. What is its angular acceleration?

Initial angular speed of wheel is 20 rad s^(-1). Its angular displacem

1.	Initial angular speed of wheel is 20 rad s^(-1). Its angular displacement during 10 s is 100 rad then how many revolution it makes from initially to remain rest. What is its angular acceleration?
Answer» SOLUTION :`alpha=-2" rads"^(-2),N=(50)/(PI)`