Your alpaca is walking down the road at 4 m/s. how far does it go in 45 seconds?

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?

Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?

How much energy must a refrigerator absorb from 225 g of water so that the temperature of the water will drop from 35°c to 5°c