Chemical Engineering Basics - Study Mode
[#476] Moist air is cooled along the line of constant __________ , when it is passed over a cold & dry cooling coil, such that no condensation occurs?
Correct Answer
(D) Dew point temperature
[#477] Midrex process of sponge iron production uses reformed natural gas as the reducing agent, which uses iron ore in the form of
Correct Answer
(B) Pellets
[#478] The primary strengthening mechanism in 70 : 30 brass is the
Correct Answer
(A) Solid solution strengthening
[#479] Which of the following hardness tests uses the depth of penetration caused by the indentor as the parameter for arriving at the hardness value of a material ?
Correct Answer
(D) Rockwell hardness test
[#480] The malleability of a material is the property by virtue of which it can be rolled or hammered into thin sheets. Which of the following materials has the maximum malleability ?
Correct Answer
(A) Lead