Asimple gas turbine plant operating on the brayton cycle has air inlet temperature 27°c, pressure ratio 9, and maximum cycle temperature 727 °c. what will be the improvement in cycle efficiency and output if the turbine process ls divided into two stages each of pressure ratio 3, with intermediate reheating to 727 °c?

Afull journal bearing has a journal diameter of 27 mm, with a unilateral tolerance of -0.028 mm. the bushing bore has a diameter of 27.028 mm and a unilateral tolerance of 0.04 mm. the l/d ratio is 0.5. the load is 1.3 kn and the journal runs at 1200 rev/min. if the average viscosity is 50 mpa-s, find the minimum film thickness, the power loss, and the side flow for the minimum clearance assembly.

The drive force for diffusion is 7 fick's first law can be used to solve the non-steady state diffusion. a)-true b)-false

What is the heat treatment of metals? what is the benefit of it? why and how it's useful? answer in details, do not write by hand.