Question

angular velocity of wheel is 2 radian .calculate the number of rotations of the wheel in 5 sec

I want solution not answer

Answer 1

$\alpha = 2rad \\ no.of.revolutions \: in \: 5 \: s \\ \gamma = \alpha \div unit \: time \\ \gamma \: = 2 \div 5 \\ \gamma = 0.4rad \: per \: second$