A college student pushes a 40-kg filing cabinet that is initially at rest with a horizontal force across a level, frictionless floor. How much work does the student perform once the cabinet reaches a speed of 0.50 m/s

Adiver in midair has an angular velocity of 6.0 rad/s and a moment of inertia of 1.2 kg·m2. he then pulls is arms and legs into a tuck position and his angular velocity increases to 12 rad/s. the net external torque acting on the diver is zero. what is his moment of inertia in the tuck position?

Which is the best for showing percentages of different types of cars sold(gas hybrid , electric , other ) in the united states ?

Which fact supports the conclusion that there will be fewer farm managers in the future? a) a farmer manager’s duties vary by the type of farm. b) farm technology is replacing some administrative jobs c) farm managers often need experience but not education. d) administrative duties include budgeting and training staff.