Sand used to stop the green sand from sticking to the pattern is termed as the ______________ sand?

Related Mcqs:

Oxide layer formed on the non-ferrous metal surface after its annealing is__________________?

A. Removed by acid pickling B. Hammered into the surface C. Removed with coarse emery cloth D. Left as such to protect the surface...

Austempering process results in the formation of ________________ structure ?

A. Martensitic B. Bainitic C. Carburised D. Stressed...

The thermodynamic law, PVy = constant, is not followed by the __________________?

A. Free expansion of an ideal gas B. Adiabatic expansion of steam in turbine C. Adiabatic compression of air D. Ideal compression of air...

Silicon in steel__________________?

A. Makes it usable in almost all magnetic circuits where alternating current is used B. Increases its electrical resistivity and decreases the hysteresis loss C. Is present upto 5% & 4% respectively when used in transformers & motor armatures D. All ‘A’, ‘B’ & ‘C’...

Brazing filler metal used for joining steel plates_________________?

A. Melts below the melting points of base metals B. Melts below 300°C C. Is copper phosphorous alloy D. Is copper...