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Answer

Y=e^(ax+b)

​its an exponential function.Differentiate as

 

dy/dx=e^(ax+b).a​

Answer

becauese of undercut water jet exactly helps to rotate the wheel....splitter equally divides the water and efficiency of the turbine increased

Answer

 multi stage VCRS is cascaded VCRS (VAPOUR COMPRESSION REFRIGERATION SYSTEM).......when difference between condenser pressure and evaporator pressure is very high ,we go for cascaded system....

advantages:

1.cop increases

2.work done on compression decreases...

3. net refrigeration effect increases

Answer

easy transfer of products.....mechanical handling