The hardness of a cutting tool increases with increasing temperature. thus, it is always convenient to machine at higher speeds that lead to higher temperatures. i. true. ii. false. ii. the statement is true or false depending on other conditions. iv. not sure. i will take the penalty

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

Acompressor receives the shaft work to decrease the pressure of the fluid. a)- true b)- false

You are making beer. the first step is filling the glass carboy with the liquid wort. the internal diameter of the carboy is 15 in., and you wish to fill it up to a depth of 2 ft. if your wort is drawn from the kettle using a siphon process that flows at 3 gpm, how long will it take to fill?