What is the unit of angular velocity?

What is the unit of energy ?

What is the unit of impedance?

What is the angular velocity of the second hand of a clock?

What is the angular velocity of the minute hand of a clock in rad cdot s^(-1) ?

What is the S.I. unit of velocity Gradient?

A particle of mass m is revolving along a circular path of radius r with uniform angular velocity omega . What will be the magnitude and direction of the angular momentum of that particle ?

Velocity of a car along a curved path of radius of curvature 100 m is 36 km cdot h^(-1) . What is the angular velocity of the car?

What is the unit of pressure?