Even though heat transfer co-efficient in boiling liquids is large, use of fins is advantageous, when the entire surface is exposed to ________________ boiling ?

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About _________________ ton of coke is required in a cupola to produce one ton of casting ?

A. 0.03 B. 0.3 C. 0.8 D. 1.5...

Out of the following, the best material capable of withstanding shock & vibration without the danger of cracking is ___________________?

A. Malleable iron B. Grey cast iron C. Chilled cast iron D. White cast iron...

Pick out the wrong statement ?

A. For a pressure vessel to be classified as ‘thin vessel’, the ratio of wall thickness to mean radius is less than 0.1 B. For calculating forces and efficiency of riveted joint, either rivet diameter or rivet hole diameter is used in case of pressure vessel and in structural work C. Longitudinal joint is normally … Pick out the wrong statement ?Read More...

In an eutectic system, two elements are completely____________________?

A. Soluble in solid state B. Insoluble in liquid state C. Insoluble in both solid & liquid state D. Soluble in liquid state...

Out of the following, the alloy which has equal percentage of constituents, is__________________?

A. White metal B. Gun metal C. Duralumin D. Constantan...