Transition from laminar flow to turbulent flow in fluid flow through a pipe does not depend upon the
Length of the pipe
Diameter of the pipe
Density of the fluid
Velocity of the fluid
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- In case of condensers & evaporators operating under given terminal conditions, LMTD (logarithmic mean…
- Use of economiser in a boiler plant reduces the fuel consumption for steam generation by about __________…
- Dislocation cross-slip is difficult in those materials, which have
- Powder metallurgy is used to produce
- Pick out the wrong statement
- The material used for coating the welding electrode is termed as the
- Fibre glass is a composite material of
- Dew point temperature always gives an indication of the __________ of the moist air.
- The most abundant metal present in the earth's crust is;
- Which of the following is an example of stress corrosion?
- For a spontaneous natural process at constant temperature and pressure, the free energy of the system…
- Which of the following low melting alloy containing bismuth and lead is used for electric fuse?
- Insulation of liquid surface can be achieved by __________ on top of its surface.
- Damage to metal surface by mechanical action is called
- Transformer cores are normally made from
- Alloy powder manufactured by the following process have spherical shapes.
- Exposure to __________ accelerates the degradation of plastics.
- The approximate height of a blast furnace having a useful volume of 2000 m3 is about __________ metres
- Surface tension of a liquid
- Coating thickness in case of galvanising of steel sheet generally corresponds to the deposition of __________…
- As per international norms, the maximum permissible value of noise level in the industrial environment…
- Holes for riveting purposes should be preferably made by
- 'Dikes' are low height walls made around the storage vessels meant for storing hazardous & inflammable…
- All the atoms of the world comprise of electrons, proton & neutron except that of __________ atom in…
- The transition temperature at which all the ferromagnetic materials become paramagnetic materials is…
- The materials which fracture even at small strains are termed as brittle, while those materials which…
- All of the following alloying elements of steel increases hardness but sacrifice ductility, except
- Pick out the wrong statement.
- The most serious manufacturing defect from fracture toughness point of view is
- For a first order chemical reaction, the concentration of the reactant decreases __________ with time.