A jet engine turbine blade is normally manufactured by
Forging
Shell moulding
Investment casting
Pressure die casting
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- Thermal conductivity of a material does not depend upon its
- Which of the following can be manufactured using powder metallurgy techniques?
- Tumbling is the process of improving the __________ of the materials/parts.
- Exposure to __________ accelerates the degradation of plastics.
- Volumetric composition of flue gas analysed with the Orsat apparatus is : CO2 = 12%, O2 = 8%, CO = nil,…
- Brazing filler metal used for joining steel plates
- The normal stress is the same in all directions at a point in a fluid, only when the fluid
- The diffusion co-efficient of Ni in Cu at 1000 K is 1.93 × 10-16 m2S-1 and it is 1.94 ×…
- The approximate height of a blast furnace having a useful volume of 2000 m3 is about __________ metres
- Dowtherm is a
- Non-ferrous alloys used for making cutting tools need not have high
- Normalising does not __________ of a metal.
- Solute atoms which cause yield point phenomenon in mild steel are/is
- __________ rubber is generally used for making 'O' rings used for vacuum sealings.
- Force between the molecules of the same substance is called __________ force.
- Batch process is preferred over continuous process, when the
- Pick out the wrong statement.
- The heat released by cooling one mole of copper from 400 K to room temperature (300 K) is (assume :…
- Runge-Kutta method is used to solve a/an
- Out of the following substances, one ton of __________ will store the maximum heat for a rise of 30°C…
- Main constituent of bone ash is
- Identify the correct statement with reference to the extractive metallurgy of aluminium.
- High relative humidity decreases the evaporative process and as the temperature is increased, the relative…
- __________ of test specimens is not involved in any hardness testing method.
- A spring material should have low
- Which of the, following is not associated with the functioning of a petrol engine?
- Consider an ideal solution of components A and B. The entropy of mixing per mole of an alloy containing…
- In __________ process, there is an increase in entropy with no degradation of energy.
- At the point of boundary layer separation in fluid flow, the
- With increase in temperature, the electrical conductivity of a __________ decreases.