Using oxygen as the orifice gas? a. decreases dross on the bottom surface of the cut

b. increases the cutting speed when cutting stainless steel

c. eliminates hot shortness when cutting aluminum

d. increases the cutting speed when cutting carbon steel

If you were designing a bumper for a car, would you prefer it to exhibit elastic or plastic deformation? why? consider the functions of a bumper in both a minor "fender-bender" and a major collision.

Water in a partially filled large tank is to be supplied to the roof top, which is 8 m above the water level in the tank, through a 2.2-cm-internal-diameter pipe by maintaining a constant air pressure of 300 kpa (gage) in the tank. if the head loss in the piping is 2 m of water, determine the discharge rate of the supply of water to the roof top in liters per second.

Inadequate stores control is not an obstacle to effective work order system. (clo4) a)-true b)-false