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can you explain the principal of resistance welding classify various resistance welding processes and illustrate in detail two of themwith the help
describe some special kind of patterns and indicate the production circumstances in which each would be needillustrate the term directional
explain the several types of pattern allowances with neat sketchshow the six important - aspects of gating system design illustrate briefly their
draw the gas welding system and label its parts illustrate the several types of flames used in gas welding along with temperature
define the process of saw submerged arc welding and also explain its advantages and
what do you known by investment casting what are main materials used for building the investment pattern
what do you mean by centrifugal casting how are the centrifugal method classified
a hydraulic pipe is 20 cm internal diameter and 5 cm thick it is needed to sustain an intensities of radial and hoop stress at several radii and plot
a copper tube 12 m long has 80mm internal diameter and 2 mm wall thickness it has closed ends and is filled with water under pressure what will be
a steam boiler 3 m in diameter is made of 25 mm thick mild steel plates the efficiency of longitudinal riveted joint is 88 and that of
calculate the maximum allowable internal pressure to which a cylinder with an internal diameter of 200 mm and external diameter of 300 mm may be
a thick cylinder 125 mm inside diameter and 250 mm outside diameter is subjected to an internal fluid pressure of 50nmm2 determine the maximum and
a simple rankine cycle works between pressures 006 bar and 28 bar the initial condition of steam being dry saturated determine the cycle efficiency
explain modified rankine cycle in detail with t-s and p-v diagramsexplain carnot cycle in detail with p-v and t-s diagram and also write down
describe the key termsi write two differences between turbine and boilerii write importance of molliers diagramiii compare the rankine cycle with
write brief notes on the following a draught systemb binary vapour cyclec cooling towersd governing of steam
illustrate what is meant by volumetric efficiency of a compressor illustrate how clearance volume affects it discuss the effects of clearance volume
a what are the need of a surface condensing write disadvantages and advantages of jet condenser and surface condenserb a surface condenser is
differentiate reaction turbine and impulse turbine steam turbinesb in a de laval turbine steam issue from the nozzle with a velocity of 850 ms the
drive the expression for critical pressure ratio for steam nozzle and illustrate critical pressureair flows in a 200cm2 duct at a velocity of 180 ms
drive an mathmatical expression for condition of maximum discharge through the chimneydry saturated steam is supplied from a boiler to a steam engine
illustrate how the efficiency of rankine cycle can be improved by the use of regenerative and reheat heatingb during a test on boiler trial the
how are fuels divided write disadvantages and advantages of each typesb a sample of coal supplied to a boiler has the following composition by mass
how the boiler are classified sketch and define the babcock amp wilcox boiler and also compare the water tube boiler and fire
illustrate working of double acting steam engine what is its diagram factor and thermal