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
- __________ metal is used as a bearing liner material.
- In case of water (Prandtl number ≈ 6) flowing over a flat plate heated over the entire length,…
- Wohler test is a destructive test to find out the __________ strength of a prepared metal specimen.
- The Al2O3 content of cryolite in Hall- Heroult cell is maintained between __________ percent.
- In practice, the compression ratio of compression-ignition (CI) engine ranges from
- Babbitt lining is used on brass/bronze bearings to increase the
- Non-ferrous alloys used for making cutting tools need not have high
- Specific __________ is a dimensionless quantity.
- The best guide to judge the general quality of water is the measurement of its
- Electrometallurgical methods of metal extraction is normally used for those metals
- For a small scale toy factory, the fixed cost per month is Rs. 5000/-. The variable cost per toy is…
- The escape velocity of a body on earth which is independent of its mass is about __________ km/second.
- Air/fuel ratio by weight for combustion of methane with theoretical quantity of air will be about
- Fibrous fracture is normally encountered in the __________ materials.
- Thermodynamic cycle involved in the working of a thermal power plant is the __________ cycle.
- Steel rods are normally used for concrete reinforcement because concrete and steel have almost equal
- Dew point temperature always gives an indication of the __________ of the moist air.
- Out of the following substances, one ton of __________ will store the maximum heat for a rise of 30°C…
- Cold chisels hammers are made of
- Oxide layer formed on the non-ferrous metal surface after its annealing is
- Which of the following parameters is not responsible for the heat loss from a hot steam carrying bare…
- Out of the following, the alloy which has equal percentage of constituents, is
- __________ is not a heat treatment process.
- If a nuclear reactor produces more fissile nuclear fuel than it consumes, then it is called a __________…
- Plasma is
- The product (s) of roasting of a sulphide ore is (are)
- Brazing is the joining of metals
- For preparation of porous bearings by powder metallurgy, preferred particle shape is
- Transformer cores are normally made from
- Circular cross section machine parts which are symmetrical about the axis of rotation are made by hot