# When an electric motor is turned on at t = 0, its angular acceleration is a = 10e-0.5t…

When an electric motor is turned on at t = 0, its angular acceleration is a = 10e-0.5t rad/s2,where t is the time in seconds. What is the terminal angular velocity of the motor? How manyrevolutions are required for the motor to reach half of its terminal angular velocity?