A fluid is termed as the Newtonian fluid, when the shear stress is __________ the velocity gradient.
Independent of
Inversely proportional to
Directly proportional to
None of these
- Maraging steels derive their strength from the following mechanism:
- Maximum hardenability of steel depends upon its
- What is the range of tempering temperature (°C) for most of the materials?
- Hot dipping process is used for coating a low melting point metal (e.g. Pb, Sn, Zn) on iron, steel &…
- Normalising does not __________ of a metal.
- Baffles provided on the shell side of a shell and tube heat exchanger are meant for
- If a nuclear reactor produces more fissile nuclear fuel than it consumes, then it is called a __________…
- In inventory control theory, the economic order quantity (EOQ) is the
- For a small scale toy factory, the fixed cost per month is Rs. 5000/-. The variable cost per toy is…
- The condition of diffraction from a crystal is given by
- 'Amortization' in respect of financial obligation of a company means the
- Which of the following is resistant to the action of both heat & chemicals?
- Out of the following substances, one ton of __________ will store the maximum heat for a rise of 30°C…
- Which of the following metals is the most prone to work hardening?
- Potable water means the water used for
- Which of the following is not a characteristic observed in material failure by fatigue fracture?
- Biological shield in a nuclear reactor is generally provided to protect against the
- Thermal diffusivity of a substance is proportional to (where, k = Thermal conductivity)
- The most prominent single cause of corrosion in boiler-tubes, drums, economisers and steam superheaters…
- Sudden fall of atmospheric pressure by a large amount is an indication of the
- In case of compression of one kg of air, the work done will be the least, when the value of polytropic…
- Plants produce carbohydrates from the CO2 present in the atmosphere by
- Electrochemical corrosion can occur, only if __________ is present in contact with metal.
- Pick out the wrong statement.
- Minimum temperature upto which water can be theoretically cooled down in the cooling tower by evaporative…
- Corrosion of metals cannot be prevented by its
- Which of the following metals reacts violently with water?
- Half life of a radioactive isotope corresponds to the time required for half of the __________ to decay.
- Work required for compression of a gas contained in a cylinder is 7000 kJ. During compression, heat…
- Pick out the wrong statement.