Is a tap a complex metal casting ?

Fluids at rest possess no flow energy. a)- true b)- false

List and describe the parts of boxford cnc milling machine with pictures?

Oxygen at 300 kpa and 400 k is in a closed system with an initial volume of 0.1 m3. is now compressed in a polytropic process, with exponent of n 1.2, to a temperature of 500 k. calculate: a) the boundary work done during the compression, in kj b) the heat transfer during the compression, in kj