Steam Boilers, Engines, Nozzles and Turbines The shell diameter and length of locomotive boiler are 2 m, 4 m 1.5 m, 6 m 1 m, 4 m 1.5 m, 4 m 2 m, 4 m 1.5 m, 6 m 1 m, 4 m 1.5 m, 4 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Boiler stays are used to Take care of failure in compression Prevent flat surfaces under pressure from tearing apart Provide support for boiler Take care of failure in shear Take care of failure in compression Prevent flat surfaces under pressure from tearing apart Provide support for boiler Take care of failure in shear ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For the same diameter and thickness of tube, a water tube boiler has ________ heating surface as compared to fire tube boiler. None of these Less Equal More None of these Less Equal More ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an ideal impulse turbine, the Axial velocity at inlet is equal to that at the outlet Whirl velocity at inlet is equal to that at the outlet Relative velocity at the inlet of the moving blade is equal to that at the outlet Absolute velocity at the inlet of moving blade is equal to that at the outlet Axial velocity at inlet is equal to that at the outlet Whirl velocity at inlet is equal to that at the outlet Relative velocity at the inlet of the moving blade is equal to that at the outlet Absolute velocity at the inlet of moving blade is equal to that at the outlet ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a uniflow engine None of these Steam enters at the centre and exhausts at the other end Steam enters and exhausts through the same port Steam enters at one end and exhausts at the centre None of these Steam enters at the centre and exhausts at the other end Steam enters and exhausts through the same port Steam enters at one end and exhausts at the centre ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K) T1 /88.25H 176.5H/T1 T1 /176.5H 88.25H/T1 T1 /88.25H 176.5H/T1 T1 /176.5H 88.25H/T1 ANSWER DOWNLOAD EXAMIANS APP
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