The delivery pressure of boiler feed water pump compared to the boiler steam pressure is
Same
Slightly less
Slightly more
Much more
- Temperature attained in soldering of metals is about __________ °C.
- __________ test is the appropriate test to determine whether a material is ductile or brittle.
- The heat released by cooling one mole of copper from 400 K to room temperature (300 K) is (assume :…
- Baffles provided on the shell side of a shell and tube heat exchanger are meant for
- Which of the following equipments is used for liquid dispersion?
- For separating small pieces of metal from engine oil of a car, the best separating technique is the
- The softness or hardness of a grinding wheel depends upon the type & amount of bonding material used.…
- The value of for air & most common gases can be safely assumed to be
- The escape velocity of a body on earth which is independent of its mass is about __________ km/second.
- Propulsion of rocket follows from the
- __________ stress cannot be sustained by a fluid in equilibrium.
- __________ rubber is generally used for making 'O' rings used for vacuum sealings.
- Chlorine acts as a bleaching agent only in the presence of
- Rankine cycle comprises of two isothermal and two __________ processes.
- Large diameter reinforced cement concrete (RCC) pipes are generally joined by __________ joint.
- The refractory lining of the bottom in a basic electric arc furnace is made of
- Moist air is cooled along the line of constant __________ , when it is passed over a cold & dry cooling…
- Alloy powder manufactured by the following process have spherical shapes.
- The elastic strain in copper is due to the
- For infinite parallel planes having emissivities ε1 & ε2, the interchange factor for radiation…
- Sudden fall of atmospheric pressure by a large amount is an indication of the
- The diffusion co-efficient of Ni in Cu at 1000 K is 1.93 × 10-16 m2S-1 and it is 1.94 ×…
- Factor of safety is the ratio of the __________ stress to the working stress.
- Which of the following is the most suitable abrasive for grinding high tensile strength materials?
- A cylindrical rod subjected to a tensile strain within the elastic limit undergoes a volume change.…
- Out of the following __________ iron has the best capability to bear sudden & excessive shocks.
- Which of the following is not a ferromagnetic material?
- Maximum permissible sulphur content in steel is __________ percent.
- Cementite is in the lamellar form in the __________ phase of steel.
- Which of the following properties of a solid is not dependent on crystal imperfection?