A 4pole, 10hp, 460v motor is supplying its rated power to a centrifugal load at a 60hz frequency. it's rated speed is 1746rpm. calculate it's speed, slip frequency and slip when it is supplied by 230v, 30hz source.

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

How to increase the thermal officiency of an ideal simple rankino cycle? among these methods, which one is the best and why?

For a process taking place in a closed system containing gas, the volume and pressure relationship is pvi-constant. -1.5 bar, the process starts with initial conditions, pi = =0.03 m3 and ends with final volume, v2-0.05 m3 determine the work done by the gas.