Force = 1000 N
Velocity = 30 m/s
Power = force × velocity
Power = 1000 × 30 = 30,000 W
Therefore, the power developed by the ox is 30 kWh
Force = 1000 N
Velocity = 30 m/s
Power = force × velocity
Power = 1000 × 30 = 30,000 W
Therefore, the power developed by the ox is 30 kWh
(a) Calculate the change in the gravitational potential energy of the skier between A and B. (b) If 75% of the energy in part (a) becomes the kinetic energy at B, calculate the speed at which the skier arrives at B.(Take g = 10 ms-2).