Steam Boilers, Engines, Nozzles and Turbines The cylinder dimensions of a compound engine may be designed on the basis of Equal initial piston loads on all pistons for obtaining same size of piston rod, connecting rod etc. for all cylinders Equal temperature drop in each cylinder for economy of steam All of these Equal power developed in each cylinder for uniform turning moment Equal initial piston loads on all pistons for obtaining same size of piston rod, connecting rod etc. for all cylinders Equal temperature drop in each cylinder for economy of steam All of these Equal power developed in each cylinder for uniform turning moment ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a receiver type compound engine, the high pressure and low pressure cylinders Have separate piston rods Have common piston rod Are set at 90° Are set in V-arrangement Have separate piston rods Have common piston rod Are set at 90° Are set in V-arrangement ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines With increase in load, radiant superheater has Drooping characteristic Linear characteristic Rising characteristic Flat characteristic Drooping characteristic Linear characteristic Rising characteristic Flat characteristic ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A fusible plug is fitted in small boilers in order to Avoid excessive build up of pressure Extinguish fire if water level in the boiler falls below alarming limit Control steam dome Avoid explosion Avoid excessive build up of pressure Extinguish fire if water level in the boiler falls below alarming limit Control steam dome Avoid explosion ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A turbine is said to have an axial discharge when the steam leaves the blade tip at _________ to the direction of the blade motion. 180° 60° 90° 270° 180° 60° 90° 270° ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum efficiency of a reaction turbine is (1 + cos²α)/2 cos²α 2 cos²α/(1 + cos²α) (1 + sin²α)/2 sin²α 2 sin²α/(1 + sin²α) (1 + cos²α)/2 cos²α 2 cos²α/(1 + cos²α) (1 + sin²α)/2 sin²α 2 sin²α/(1 + sin²α) ANSWER DOWNLOAD EXAMIANS APP
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