1. A pallet weighing 575 N is lifted a distance of 20.0 m vertically in 10.0 s. What power is developed in kilowatts?
2. A pallet is loaded with bags of cement; the total weight of 875 N is lifted 21.0 m vertically in 11.0 s. What power in kilowatts is required to lift the cement?
3. A bundle of steel reinforcing rods weighing 175 N is lifted 32.0 m in 16.0 s. What power in kilowatts is required to lift the steel?