A crane raises a heavy load at a constant rate. Which unit is appropriate for the output power of the crane’s motor?
- A$\text{kN}$
- B$\text{kW}$
- C$\text{kN s}^{-1}$
- D$\text{kW h}$
Physics 5054 · O Level · Power
Physics 5054 · O Level · Power
A crane raises a heavy load at a constant rate. Which unit is appropriate for the output power of the crane’s motor?