Ajourneyman electrician with 16 years experience on-the-job was removing metal fish tape from a hole at the base of a metal light pole. it was raining during the course of the work. the fish tape became energized , electrocuting him. what could have been done to prevent this accident?

Amass of 1.5 kg of air at 120 kpa and 24°c is contained in a gas-tight, frictionless piston-cylinder device. the air is now compressed to a final pressure of 720 kpa. during the process, heat is transferred from the air such that the temperature inside the cylinder remains constant. calculate the boundary work input during this process.

On a average work day more than work place firs are reorted

An electrical motor raises a 50kg load at a construct velencity .calculate the power of the motor, if it takes 40sec to raise the load through a height of 24m(take g =9.8n/g)