Some uses of mechanical energy are: -It enables our body to do work-It makes work easier and faster-It is used to ransport goods and people from one place to another. … Some specific examples are: Transport, washing machines, lifts, electric generators, hammering rivets, lifting a shopping bag.ome uses of mechanical energy are: -It enables our body to do work-It makes work easier and faster-It is used to ransport goods and people from one place to another. … Some specific examples are: Transport, washing machines, lifts, electric generators, hammering rivets, lifting a shopping bag.