Steam Boilers, Engines, Nozzles and Turbines A single stage impulse turbine with a diameter of 1.2 m runs at 3000 r.p.m. If the blade speed ratio is 0.42, then the inlet velocity of steam will be 188 m/s 900 m/s 450 m/s 79 m/s 188 m/s 900 m/s 450 m/s 79 m/s ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The high steam and low water safety valve is used to blow off steam when the Water level in the boiler becomes too low Both (A) and (B) Steam pressure exceeds the working pressure None of these Water level in the boiler becomes too low Both (A) and (B) Steam pressure exceeds the working pressure None of these 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 Avoid explosion Control steam dome Extinguish fire if water level in the boiler falls below alarming limit Avoid excessive build up of pressure Avoid explosion Control steam dome Extinguish fire if water level in the boiler falls below alarming limit ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a valve rod is To provide simple harmonic motion to the D-slide valve To convert reciprocating motion of the piston into rotary motion of the crank To provide reciprocating motion to the slide valve To convert rotary motion of the crankshaft into to and fro motion of the valve rod To provide simple harmonic motion to the D-slide valve To convert reciprocating motion of the piston into rotary motion of the crank To provide reciprocating motion to the slide valve To convert rotary motion of the crankshaft into to and fro motion of the valve rod ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The high steam and low water safety valve is not used in Lancashire boiler Cochran boiler Cornish boiler Locomotive boiler Lancashire boiler Cochran boiler Cornish boiler Locomotive boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Size of boiler tubes is specified by Outside diameter and thickness Outside diameter and inside diameter Mean diameter and thickness Inside diameter and thickness Outside diameter and thickness Outside diameter and inside diameter Mean diameter and thickness Inside diameter and thickness ANSWER DOWNLOAD EXAMIANS APP
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