A fire tube boiler is limited to a maximum steam pressure of about ______________ kg/cm2 ?

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Mild steel has _______________ crystal lattice structure?

A. Face centred cubic (fcc) B. Body centred cubic (bcc) C. Orthorhombic D. Cubic...

A jet engine turbine blade is normally manufactured by____________________?

A. Forging B. Shell moulding C. Investment casting D. Pressure die casting...

In condensers used in thermal power plants, steam is normally used in shell side and cooling water on the tube side, because of the reason that ?

A. Compared to the mass flow rate of cooling water, the rate of condensation of steam is invariably smaller B. Maintaining vacuum on tube side is more difficult than that on the shell side C. Water velocity can be increased conveniently to increase the overall heat transfer co-efficient because of its lower specific volume compared … In condensers used in thermal power plants, steam is normally used in shell side and cooling water on the tube side, because of the...

Primary designation of steel is based on its__________________?

A. Hardness & tensile strength B. Carbon content C. Iron content D. Alloying elements content...

Super conduction in metals is observed at a temperature of ________________ °K?

A. <100 B. >100 C. About 273 D. About 373...