In a vertical circular pipe with 15mm inner diameter, the mixture of water and gas flow together, the pressure is atmosphere pressure. Calculate the two-phase total pressure gradient using homogenous model. Some known parameters: , ; , ; ,

The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite

Which of the following is an easy way to remember the modified “x” tire rotation? a. nondrive wheels straight, cross the drive wheels b. drive wheels straight, cross the nondrive wheels c. drive wheels crossed, nondrive wheels straight d. drive wheels crossed, nondrive wheels crossed

The mass flow rate of the fluid remains constant in all steady flow process. a)- true b)- false