Chemical Engineering Basics - Study Mode
[#676] Percentage of gaunge is maximum in the ore of
Correct Answer
(B) Gold
[#677] Heat transfer by radiation from a hot body will be most rapid, if its surface is __________ because of its higher emissivity.
Correct Answer
(B) Black & rough
[#678] A material is capable of resisting softening at high temperature, because of its property termed as
Correct Answer
(B) Hot hardness
[#679] Austenite is not
Correct Answer
(C) Magnetic
[#680] In the acid Bessemer process, the hot metal should have the following com-positon.
Correct Answer
(A) S < 0.05% and P < 0.05%