Steam Boilers, Engines, Nozzles and Turbines
A compound steam engine in which piston rods of high pressure and low pressure cylinders are attached to two different cranks set at 90° to each other, is called

Both (A) and (B)
Tandem type compound engine
Woolf type compound engine
Receiver type compound engine

ANSWER DOWNLOAD EXAMIANS APP

Steam Boilers, Engines, Nozzles and Turbines
In recuperative air preheaters, the heat is transferred

By direct mixing
From heating an intermediate material and then heating the air from this material
From a metal wall from one medium to another
Heat is transferred by bleeding some gases from furnace

ANSWER DOWNLOAD EXAMIANS APP