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ESE 2022 ME - Technical Quiz 27
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What is the relationship between the linear elastic properties: Young’s modulus (E), rigidity modulus (G) and bulk modulus (K)?
One kg of steam sample contains 0.8 kg dry steam; ¡t’s dryness fraction is
If the work done on a closed system is 20 kJ/kg, and 40 kJ/kg heat is rejected from the system, its internal energy decreases by
Which one of the following process conditions leads to higher MRR in ECM process?
Due to cold forming, ductility of a material_____.
In vapour absorption refrigeration system heating in generator is done at 177oC, refrigeration in evaporator at -3oC and cooling in condenser at 27oC. Then what will be the maximum COP of the system?
A small electric appliance uses 0.18 cm diameter wire with 0.061 cm thick insulation. Taking kinsulation=0.10 W/moC and h=50 W/m2oC, the critical thickness of insulation is
In gas turbine, intercooler is placed
A hydraulic reaction turbine working under a head of 16 m develops 640 kW of power. What is the unit power of the turbine?
Which one of the following is the process to refine the grains of metal after it has been distorted by hammering or cold working?
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Oct 19ESE & GATE ME