Foundry Metallurgy - Study Mode
[#31] For designing a pressurised gating system in sand casting, the gating ratio should be
Correct Answer
(A) 1 : 0.75 : 0.50
[#32] . . . . . . . . is the strength of the sand (of mold cavity) above 100°C
Correct Answer
(A) Hot strength
[#33] Eutectic Al-Si castings are modified by
Correct Answer
(A) Na
[#34] What are the bonding theories?
Correct Answer
(D) All of these
[#35] What are the materials used for pattern making?
Correct Answer
(D) all of these